List of brachiopod genera

{{short description|none}} This is a '''list of brachiopod genera''' which includes both extinct (fossil) forms<ref name='Treatise'>{{cite book|last= Moore|first= R.C.|year= 1965|title= Brachiopoda|publisher= Geological Society of America/University of Kansas Press|series= Treatise on Invertebrate Paleontology|volume= Part H., Volume 1 and 2|location= Boulder, Colorado/Lawrence, Kansas|isbn= 0-8137-3015-5}}</ref> and extant (living) genera (bolded).<ref>{{cite web|last1= Emig|first1= C.C.|last2= Alvarez|first2= F.|last3= Bitner|first3= M.A.|website= BrachNet|title= Brachiopoda Taxon list - from WoRMS|url= http://paleopolis.rediris.es/BrachNet/CLASS/BRACHIOPODA/WoRMS-Brach-sp.html|access-date= 2014-06-17|archive-url= https://web.archive.org/web/20140911200203/http://paleopolis.rediris.es/BrachNet/CLASS/BRACHIOPODA/WoRMS-Brach-sp.html|archive-date= 2014-09-11|url-status= dead}}</ref> Names are according to the conventions of the International Code of Zoological Nomenclature.

==A== thumb|right|''Anastrophia internascens'', view of the brachial valve, with two ''Cornulites'' epibionts (the ribbed tubes) {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Aalenirhynchia'' *''Aberia'' *''Aboriginella'' *''Abrekia'' *''Absenticosta'' *'''''Abyssorhynchia''''' *'''''Abyssothyris''''' *''Acambona'' *''Acanthalosia'' *''Acanthambonia'' *''Acanthatia'' *'''''Acanthobasiliola''''' *''Acanthocosta'' *''Acanthocrania'' *''Acanthoglypha'' *''Acanthoplecta'' *''Acanthoproductus'' *''Acanthorhynchia'' *''Acanthorthis'' *''Acanthospirifer'' *''Acanthospirina'' *''Acanthothyris'' *''Acanthothyropsis'' *''Acanthotoechia'' *''Acareorthis'' *''Acculina'' *''Achunoproductus'' *''Acidotocarena'' *''Acolosia'' *''Acosarina'' *''Acritosia'' *'''''Acrobelesia''''' (fossil per IRMNG) *'''''Acrobrochus''''' *''Acrospirifer'' *''Acrothele'' *''Acrothyra'' *''Acrothyris'' *''Acrotreta'' *''Acrotretella'' *''Actinoconchus'' *''Actinomena'' *''Acuminothyris'' *''Acutatheca'' *''Acutella'' *''Acutilineolus'' *''Acutoria'' *''Adairia'' *''Adaptatrypa'' *''Adectorhynchus'' *''Adenus'' *''Adiaphragma'' *''Adminiculoria'' *''Admixtella'' *''Admodorugosus'' *''Adnatida'' *''Adolfia'' *''Adolfispirifer'' *''Adrenia'' *''Advenina'' *''Adygella'' *''Adygelloides'' *''Adygellopsis'' *''Aegiria'' *''Aegironites'' *''Aemula'' *''Aenigmastricklandia'' *''Aenigmastrophia'' *''Aenigmathyris'' *''Aequispiriferina'' *''Aerithyris'' *'''''Aerothyris''''' *''Aesopomum'' *''Aetheia'' *''Aethirhynchia'' *''Afghanospirifer'' *''Afilasma'' *''Agarhyncha'' *''Agastapleura'' *''Agelesia'' *''Agerinella'' *''Agramatia'' *'''''Agulhasia''''' *''Agyrekia'' *''Ahtiella'' *''Aidynkulirhynchia'' *''Airtonia'' *''Ajukuzella'' *''Akatchania'' *''Akelina'' *''Akopovorhynchia'' *''Aktassia'' *''Alabusherothyris'' *''Alaskospira'' *''Alatiformia'' *''Alatoproductus'' *''Alatorthotetina'' *''Aldaniopirifer'' *''Aldanotreta'' *''Aldingia'' *''Alekseevaella'' *''Alexenia'' *''Alichovia'' *''Aliconchidium'' *''Alimbella'' *''Alipunctifera'' *''Aliquantula'' *''Alisina'' *''Alispira'' *''Alispirifer'' *''Alispiriferella'' *''Alitaria'' *''Alithyris'' *''Allanella'' *''Allanetes'' *''Allorhynchoides'' *''Allorhynchus'' *''Almerarhynchia'' *''Almorhynchia'' *''Altaeorthis'' *''Altaestrophia'' *''Altaethyrella'' *''Altajella'' *''Altiplecus'' *''Altoplicatella'' *''Altunella'' *''Alvarezites'' *''Alwynia'' *''Ambardella'' *''Ambikella'' *''Ambocoelia'' *''Amboglossa'' *''Ambonorthella'' *''Ambothyris'' *''Amerista'' *''Amesopleura'' *''Ametoria'' *''Amictocracens'' *''Amissopecten'' *''Amoenirhynchia'' *''Amoenospirifer'' *''Amosina'' *''Amphiclina'' *''Amphiclinodonta'' *''Amphigenia'' *''Amphipella'' *''Amphiplecia'' *''Amphistrophia'' *''Amphistrophiella'' *'''''Amphithyris''''' *''Amphitomella'' *''Amsdenella'' *''Amsdenina'' *''Amsdenostropiella'' *''Amurothyris'' *''Amydroptychus'' *''Amygdalocosta'' *''Anabaia'' *''Anabaria'' *''Anabolotreta'' *''Anadyrella'' *'''''Anakinetica''''' *''Anaptychius'' *''Anarhynchia'' *''Anastrophia'' *''Anathyrella'' *''Anathyris'' *''Anatreta'' *''Anatrypa'' *''Anazyga'' *''Anchigonites'' *''Ancillotoechia'' *''Ancistrocrania'' *''Ancistrorhynchia'' *''Ancorellina'' *''Ancorhynchia'' *''Ancylostrophia'' *''Andalucinetes'' *''Andobolus'' *''Andreaspira'' *'''''Aneboconcha''''' *''Anechophragma'' *''Anelotreta'' *''Anemonaria'' *''Angarella'' *''Angiospirifer'' *''Angulotreta'' *''Angusticardinia'' *''Angustothyris'' *''Aniabrochus'' *''Anidanthus'' *''Animonithyris'' *''Anisactinella'' *''Anisopleurella'' *'''''Annuloplatidia''''' *''Anomactinella'' *''Anomalesia'' *''Anomaloglossa'' *''Anomaloria'' *''Anomalorthis'' *''Anoplia'' *''Anopliopsis'' *''Anoplotheca'' *''Anoptambonites'' *''Ansehia'' *''Antelocoelia'' *''Anteridocus'' *''Antezeilleria'' *''Anthracospirifer'' *''Antigonambonites'' *''Antigoniarcula'' *''Antinomia'' *''Antiptychina'' *''Antiquatonia'' *''Antirhynchonella'' *''Antispirifer'' *''Antistrix'' *''Antistrixia'' *''Antizygospira'' *''Antronaria'' *''Anulatrypa'' *''Anx'' *''Aorhynchia'' *''Aparimarhynchia'' *''Apatecosia'' *''Apatobolus'' *''Apatomorpha'' *''Apatorthis'' *''Apatoskenidioides'' *''Aperispirifer'' *''Apertirhynchella'' *''Aphanomena'' *''Aphaurosia'' *''Apheathyris'' *''Aphelesia'' *''Aphelotreta'' *''Apheoorthina'' *''Apheoorthis'' *''Aphragmus'' *''Apicilirella'' *''Apletosia'' *''Apodosia'' *''Apollonorthis'' *''Apomatella'' *''Apopentamerus'' *''Aporthophyla'' *''Aporthophylina'' *''Apothyris'' *''Apousiella'' *''Apringia'' *''Apsilingula'' *''Apsocalymma'' *''Apsotreta'' *''Arabatia'' *''Arabicella'' *''Araksalosia'' *''Araneatrypa'' *''Arapsopleurum'' *''Araspirifer'' *''Aratanea'' *''Aratella'' *''Aratoechia'' *''Araxathyris'' *''Araxilevis'' *''Arbizustrophia'' *''Arcelinithyris'' *''Arceythyris'' *''Archaeorthis'' *''Archaiosteges'' *''Archeochonetes'' *''Arcosarina'' *''Arcticalosia'' *''Arctireta'' *''Arctispira'' *''Arctochonetes'' *''Arctohedra'' *''Arctomeristina'' *'''''Arctosia''''' (fossil per IRMNG) *''Arctothyris'' *''Arcualla'' *''Arcuatothyris'' *''Arcullina'' *''Ardiviscus'' *''Ardmosteges'' *''Arduspirifer'' *''Areella'' *''Arenaciarcula'' *''Arenorthis'' *''Areostrophia'' *''Argella'' *''Argentiproductus'' *''Argorhynx'' *''Argovithyris'' *'''''Argyrotheca''''' *''Arionthia'' *''Arktikina'' *''Aromasithyris'' *''Articalosia'' *''Artimyctella'' *''Artiotreta'' *''Artospirifer'' *''Aseptagypa'' *''Aseptalium'' *''Aseptella'' *''Aseptirhynchia'' *''Aseptonetes'' *''Asiarhynchia'' *''Asioproductus'' *''Askepasma'' *''Asperlinus'' *''Aspidothyris'' *''Aspinosella'' *''Astaristrophia'' *''Astegosia'' *''Astraborthis'' *''Astua'' *''Asturorthis'' *''Astutorhyncha'' *''Asymmetrochonetes'' *''Asymphylotoechia'' *''Asyrinx'' *''Asyrinxia'' *''Atactosia'' *''Atelelasma'' *''Atelelasmoidea'' *''Atelestegastus'' *''Atelithyris'' *''Athabaschia'' *''Athyrhynchus'' *''Athyris'' *''Athyrisina'' *''Athyrisinoides'' *''Athyrisinopsis'' *''Athyrorhynchia'' *''Atlanticocoelia'' *''Atlantida'' *''Atribonium'' *''Atrypa'' *''Atryparia'' *''Atrypella'' *''Atrypellina'' *''Atrypina'' *''Atrypinella'' *''Atrypinopsis'' *''Atrypoidea'' *''Atrypopsis'' *''Atrypunculus'' *''Atrythyris'' *''Attenuatella'' *''Auchmerella'' *''Aucklandirhynchia'' *''Aulacatrypa'' *''Aulacella'' *''Aulacorphora'' *''Aulacothyris'' *''Aulacothyroides'' *''Aulacothyropsis'' *''Aulidospira'' *''Aulie'' *'''''Aulites''''' *''Aulonotreta'' *''Auloprotonia'' *''Aulosteges'' *''Auricolispina'' *''Austinella'' *''Australiarcula'' *''Australina'' *''Australirhynchia'' *''Australispira'' *''Australocoelia'' *''Australosia'' *''Australospirifer'' *''Australostrophia'' *''Austriellula'' *''Austrirhynchia'' *''Austrochoristites'' *''Austrohedra'' *''Austronoplia'' *''Austrospirifer'' *''Austrothyris'' *''Avisyrinx'' *''Avonia'' *''Avonothyris'' *''Axiodeaneia'' *''Azamella'' *''Azygidium'' {{div col end}}

==B== thumb|right|''Burmirhynchia jirbaensis'' (Jurassic of Israel). {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Babinia'' Racheboeuf & Branisa, 1985 *''Babukella'' *''Backhausina'' *''Bactrynium'' *''Badainjarania'' *''Baeorhynchia'' *''Bagnorthis'' *''Bagrasia'' *''Bailongjiangella'' *''Baissalosteges'' *''Bajanhongorella'' *''Bajanorthis'' *''Bajarinovia'' *''Bajtugania'' *''Bakonyithyris'' *''Balakhonia'' *''Balanoconcha'' *''Balatonspira'' *''Balkhasheconcha'' *''Bancroftina'' *''Bandoproductus'' *''Baranovus'' = ''Obscurella'' Baranov, 1991 (preoccupied)<ref name='Özdikmen'>{{cite journal|last1= Özdikmen|first1= H.|year= 2008|title= Nomenclatural changes for eight genus group names in Brachiopoda|journal= Munis Entomology & Zoology|volume= 3|issue= 1|pages= 345–354|url= http://www.munisentzool.org/yayin/vol3/issue1/345-354.pdf}}</ref> *''Barbaestrophia'' *''Barbarorthis'' *''Barbarothyris'' *''Barbatulella'' *''Barkolia'' *''Barrandina'' *''Barroisella'' *''Barunkhuraya'' *''Barzellinia'' *''Bashkiria'' *''Basilicorhynchus'' *'''''Basiliola''''' *'''''Basiliolella''''' *''Bateridium'' *''Baterospirifer'' *''Bathymyonia'' *'''''Bathynanus''''' *''Bathyrhyncha'' *''Baturria'' *''Bazardarella'' *''Beachia'' *''Beckmannia'' *''Becsia'' *''Beecheria'' *''Beichuanella'' *''Beichuanrhynchus'' *''Beitaia'' *''Bejrutella'' *''Bekkeromena'' *''Belbekella'' *''Beleutella'' *''Bellaclathrus'' *''Bellimurina'' *''Belothyris'' *''Bergalaria'' *''Beschevella'' *''Betterbergia'' *''Biarea'' *''Bibatiola'' *''Bicarinatina'' *''Bicepsirhynchia'' *''Bicia'' *''Biconostrophia'' *''Biconvexiella'' *''Bicuspina'' *''Bidentatus'' *''Biernatella'' *''Biernatia'' *''Biernatium'' *''Bifida'' *''Bifolium'' *''Bihendulirhynchia'' *''Bihenithyris'' *''Bilaminella'' *''Billingsella'' *''Bilobia'' *''Bilotina'' *''Bimuria'' *''Biparetis'' *''Biplatyconcha'' *''Biplicatoria'' *''Birchsella'' *''Bisculcata'' *''Biseptum'' *''Bisinocoelia'' *''Bistramia'' *''Bisulcina'' *''Bitternella'' *''Bittnerella'' *''Bleshidium'' *''Blyskavomena'' *''Bobinella'' *''Bodrakella'' *''Bohemiella'' *''Bohemirhynchia'' *''Boicinetes'' *''Bojodouvillina'' *''Bojothyris'' *''Bolgarithyris'' *''Bolilaspirifer'' *''Bomina'' *''Boonderella'' *''Booralia'' *''Boreadocamara'' *''Boreadorthis'' *''Borealirhynchia'' *''Borealis'' *''Boreiospira'' *''Boreiothyris'' *''Bornhardtina'' *''Borua'' *''Bosquetella'' *''Bothrionia'' *''Bothrostegium'' *''Bothrothyris'' *''Boticum'' *''Botsfordia'' *''Boubeithyris'' *'''''Bouchardia''''' (fossil per IRMNG) *''Bouchardiella'' *''Boucotella'' *''Boucotia'' *''Boucotides'' *''Boucotinskia'' *''Boucotstrophia'' *''Bowanorthis'' *''Bozshakolia'' *''Brachymimulus'' *''Brachyprion'' *''Brachyspirifer'' *''Brachythyrina'' *''Brachythyrinella'' *''Brachythyris'' *''Brachyzyga'' *''Bracteoleptaena'' *''Bradfordirhynchia'' *''Brahimorthis'' *''Brandysia'' *''Branikia'' *''Brantonites'' *''Brasilioproductus'' *''Breileenia'' *''Brevicamera'' *''Brevilamnulella'' *''Brevipelta'' *''Breviseptum'' *''Brevispirifer'' *''Brimethyris'' *''Brochocarina'' *''Broeggeria'' *''Bronnothyris'' *''Brooksina'' *''Browneella'' *''Brunnirhyncha'' *''Bryorhynchus'' *''Bucequia'' *''Buchanathyris'' *''Buckmanithyris'' *''Bulahdelia'' *''Bullarina'' *''Bullothyris'' *''Buntoxia'' *''Burmirhynchia'' *''Burovia'' *''Burrirhynchia'' *''Busulcata'' *''Butkovia'' *''Buxtonia'' *''Buxtoniella'' *''Buxtonioides'' *''Bynguanoia'' *''Bystromena'' {{div col end}}

==C== [[Image:Cincinnetina meeki (Miller, 1875) slab 3.jpg|thumb|right|Ordovician mass mortality assemblage of ''Cincinnetina meeki'']] thumb|right|''Cererithyris arkelli'' Almeras, 1970; dorsal view; Middle Jurassic (Bathonian); Ranville, Calvados, France. From the collection of Clive Champion. {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Cacemia'' *''Cactosteges'' *''Cadomella'' *''Cadudium'' *''Caenanoplia'' *''Caenotreta'' *''Caeroplecia'' *''Calcirhynchia'' *''Caledorhynchia'' *''Callaiaspida'' *''Callicalyptella'' *''Calliglypha'' *''Calliomarginatia'' *''Callipentamerus'' *''Callipleura'' *''Calliprotonia'' *''Callispirifer'' *''Callispirina'' *'''''Calloria''''' *''Callospiriferina'' *''Callytharrella'' *''Calpella'' *''Calvinaria'' *''Calvirhynchia'' *''Calvustrigis'' *''Calyptolepta'' *''Calyptoria'' *''Camarelasma'' *''Camarium'' *''Camarophorella'' *''Camarophorina'' *''Camarophorinella'' *''Camarospira'' *''Camarothyridina'' *''Camarotoechia'' *''Camarotoechiodes'' *''Cambrotrophia'' *''Camerella'' *''Camerisma'' *''Camerophorina'' *''Camerothyris'' *'''''Campages''''' *''Campylorthis'' *''Canadospira'' *''Canalitatus'' *''Canavirila'' *''Cancellospirifer'' *'''''Cancellothyris''''' *''Cancrinella'' *''Cancrinelloides'' *''Candispirifer'' *''Cantabriella'' *''Canthylotreta'' *''Capelliniella'' *''Capillarina'' *''Capillirhynchia'' *''Capillirostra'' *''Capillispirifer'' *''Capillithyris'' *''Capillomesolobus'' *''Capillonia'' *''Caplinoplia'' *''Carapezzia'' *''Caratrypa'' *''Carbocyrtina'' *''Cardiarina'' *''Cardinirhynchia'' *''Cardinocrania'' *''Cardiothyris'' *''Caricula'' *''Carinagypa'' *''Carinatina'' *''Carinatinella'' *''Carinatothyris'' *''Carinatrypa'' *''Cariniferella'' *''Carinokoninckina'' *''Carlinia'' *''Carneithyris'' *''Carolirhynchia'' *''Carpatothyris'' *''Carpinaria'' *''Carringtonia'' *''Carteridina'' *''Cartorhium'' *''Caryogyps'' *''Caryona'' *''Caryorhynchus'' *''Casquella'' *''Cassianospira'' *''Cassidirostrum'' *''Castellaroina'' *''Catacephalus'' *''Catazyga'' *''Cathaysia'' *''Caucasella'' *''Caucasiproductus'' *''Caucasoproductus'' *''Caucasorhynchia'' *''Caucasothyris'' *''Cavatisinurostrum'' *''Cedulia'' *''Celdobolus'' *''Celebetes'' *''Celidocrania'' *''Celsifornix'' *''Celtanoplia'' *''Cenorhynchia'' *''Centronella'' *''Centronelloidea'' *''Ceocypea'' *''Ceramisia'' *''Cerasina'' *''Ceratreta'' *''Cerberatrypa'' *''Cererithyris'' *''Chaeniorhynchus'' *''Chaganella'' *''Chalimochonetes'' *''Changshaispirifer'' *''Changtangella'' *''Changyangrhynchus'' *''Chaoiella'' *''Chaoina'' *''Chapadella'' *''Chapinella'' *''Charionella'' *''Charionoides'' *''Charltonithyris'' *''Chascothyris'' *''Chathamithyris'' *''Chattertonia'' *''Chatwinothyris'' *''Chaulistomella'' *''Cheirothyris'' *''Cheirothyropsis'' *''Chelononia'' *''Cheniothyris'' *''Chenxianoproductus'' *''Cherkesovaena'' *''Cherubicornea'' *''Chianella'' *''Chile'' *''Chilianshania'' *''Chilidiopsis'' *''Chilidorthis'' *''Chimaerothyris'' *''Chivatschella'' *'''''Chlidonophora''''' *''Chlupacina'' *''Chlupacitoechia'' *''Chnaurocoelia'' *''Choanodus'' *''Chondronia'' *''Chonetella'' *''Chonetes'' *''Chonetina'' *''Chonetinella'' *''Chonetinetes'' *''Chonetipustula'' *''Chonetoidea'' *''Chonopectella'' *''Chonopectoides'' *''Chonopectus'' *''Chonosteges'' *''Chonostegoidella'' *''Chonostegoides'' *''Chonostrophia'' *''Chonostrophiella'' *''Choperella'' *''Choristitella'' *''Choristites'' *''Choristothyris'' *''Christianella (brachiopod)'' *''Christiania'' *''Chrustenopora'' *''Chynistrophia'' *''Cillinella'' *''Cimicinella'' *''Cimicinoides'' *''Cincinnetina'' *''Cincta'' *''Cinctifera'' *''Cinctopsis'' *''Cinerorthis'' *''Cingolospiriferina'' *''Cingulella'' *''Cingulodermis'' *''Cirpa'' *''Cistellarcula'' *''Claratrypa'' *''Clarkeia'' *''Clarkella'' *''Clathrithyris'' *''Clavigera'' *''Clavodalejina'' *''Cleiothyridina'' *''Cliftonia'' *''Clinambon'' *''Clintonella'' *''Clistotrema'' *''Clitambonites'' *''Clivospirifer'' *''Clorinda'' *''Clorindella'' *''Clorindina'' *''Clorindinella'' *''Cloudella'' *''Cloudothyris'' *'''''Cnismatocentrum''''' *''Coelospira'' *''Coelospirella'' *''Coelospirina'' *''Coeloterorhynchus'' *''Coenothyris'' *''Colaptomena'' *''Coledium'' *''Colinella'' *''Collarothyris'' *''Collemataria'' *''Colletostracia'' *''Collinithyris'' *''Collumatus'' *''Colongina'' *''Colophragma'' *''Colosia'' *''Colpotoria'' *''Columellithyris'' *''Comatopoma'' *''Comelicania'' *''Comiotoechia'' *''Companteris'' *''Composita'' *''Compositella'' *''Compressoproductus'' *'''''Compsothyris''''' *''Comuquia'' *''Conarosia'' *''Conarothyris'' *''Conchidium'' *''Concinnispirifer'' *''Concinnithyris'' *''Conispirifer'' *''Connectoproductus'' *''Conodiscus'' *''Conomimus'' *''Conotreta'' *''Contradouvillinia'' *''Convexothyris'' *''Coolinia'' *''Cooperina'' *''Cooperispira'' *''Cooperithyris'' *''Cooperrhynchia'' *''Coptothyris'' *''Corbicularia'' *''Cordatomyonia'' *''Corineorthis'' *''Coriothyris'' *''Cornwallia'' *''Coronalosia'' *''Corrugatimediorostrum'' *''Cortezorthis'' *''Corvinopugnax'' *''Corylispirifer'' *''Coscinarina'' *''Coscinophora'' *''Costachonetes'' *''Costacranaena'' *''Costalosiella'' *''Costanoplia'' *''Costatispirifer'' *''Costatrypa'' *''Costatumulus'' *''Costellarina'' *''Costellirostra'' *''Costellispirifer'' *''Costicrura'' *''Costiferina'' *''Costinorella'' *''Costirhynchia'' *''Costisorthis'' *''Costispinifera'' *''Costispirifer'' *''Costispiriferina'' *''Costisteges'' *''Costistricklandia'' *''Costistrophomena'' *''Costistrophonella'' *''Costitrimerella'' *''Costoconcha'' *''Craigella'' *''Cranaena'' *''Crania'' *''Craniops'' *''Craniotreta'' *''Craniscus'' *''Craspedalosia'' *''Craspedelia'' *''Craspedona'' *''Crassatrypa'' *''Crassipunctatrypa'' *''Crassumbo'' *''Cratispirifer'' *''Cratorhynchonella'' *''Cratospirifer'' *''Cremnorthis'' *''Crenispirifer'' *''Cretirhynchia'' *''Cricosia'' *''Crinisaria'' *''Crinisarina'' *''Crinistrophia'' *''Cristicoma'' *''Cristiferina'' *''Cromatrypa'' *''Crossacanthia'' *''Crossalosia'' *''Crossiskenidium'' *''Crozonorthis'' *''Cruralina'' *''Cruratula'' *''Cruricella'' *''Crurirhynchia'' *''Crurispina'' *''Crurithyris'' *''Cryptacanthia'' *''Cryptatrypa'' *''Cryptonella'' *'''''Cryptopora''''' *''Cryptoporella'' *''Cryptorhynchia'' *''Cryptospirifer'' *''Cryptothyris'' *''Cryptotreta'' *''Ctenalosia'' *''Ctenochonetes'' *''Ctenokoninckina'' *''Cubacula'' *''Cubanirhynchia'' *''Cubanothyris'' *''Cudmorella'' *''Cuersithyris'' *''Cumberlandina'' *''Cuneirhynchia'' *''Cuparius'' *''Cupularostrum'' *''Curticia'' *''Curtirhynchia'' *''Cycladigera'' *''Cyclantharia'' *''Cyclocoelia'' *''Cyclomyonia'' *''Cyclorhynchia'' *''Cyclospira'' *''Cyclothyris'' *''Cymatorhynchia'' *''Cymbidium'' *''Cymbistropheodonta'' *''Cymbithyris'' *''Cymbricia'' *''Cymidia'' *''Cymoproductus'' *''Cymostrophia'' *''Cyndalia'' *''Cyphomena'' *''Cyphomenoidea'' *''Cyphotalosia'' *''Cyphoterorhynchus'' *''Cyranoia'' *''Cyrbasiotreta'' *''Cyrolexis'' *''Cyrtalosia'' *''Cyrtella'' *''Cyrtia'' *''Cyrtina'' *''Cyrtinaella'' *''Cyrtinoides'' *''Cyrtinopsis'' *''Cyrtiopsis'' *''Cyrtiorina'' *''Cyrtoniscus'' *''Cyrtonotella'' *''Cyrtonotreta'' *''Cyrtospirifer'' *''Cyrtothyris'' *''Cystothyris'' {{div col end}}

==D== [[Image:Dagnochonetes supragibbosa brachial valve.jpg|thumb|right|''Dagnachonetes supragibbosa'', view of the brachial valve, Middle Devonian (Eifelian)]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Dabashanospira'' *''Dactylogonia'' *''Dactylotreta'' *''Daghanirhynchia'' *''Dagnachonetes'' *''Dagysorhynchia'' *''Dagyspirifer'' *''Dalaia'' *''Dalejina'' *''Dalejodiscus'' *''Dalerhynchus'' *''Dalinuria'' *''Dalligas'' *'''''Dallina''''' *''Dallinella'' *'''''Dallithyris''''' *''Dalmanella'' *''Dalmanellopsis'' *''Danella'' *''Danzania'' *''Darvasia'' *''Dasyalosia'' *''Dasysaria'' *''Datangia'' *''Davidsonella'' *''Davidsonia'' *''Davidsoniatrypa'' *''Davidsonina'' *''Daviesiella'' *''Davinirhynchia'' *''Davoustia'' *''Dawsonelloides'' *''Dayia'' *''Dearbornia'' *''Decoropugnax'' *''Decurtella'' *''Dedzetina'' *''Delepinea'' *''Deltachania'' *''Deltarhynchia'' *''Deltarina'' *''Delthyris'' *''Deltospirifer'' *''Demonedys'' *''Dengalosia'' *''Densalvus'' *''Densepustula'' *''Denticuliphoria'' *''Dentospiriferina'' *''Derbyella'' *''Derbyia'' *''Derbyina'' *''Derbyoides'' *''Dereta'' *''Desatrypa'' *''Desistrophia'' *''Desmoinesia'' *''Desmorthis'' *''Desquamatia'' *''Devonalosia'' *''Devonamphistrophia'' *''Devonaria'' *''Devonochonetes'' *''Devonoproductus'' *''Diabolirhynchia'' *''Diambonia'' *''Diambonioidea'' *''Diandongia'' *''Diaphelasma'' *''Diaphragmus'' *''Diazoma'' *''Dicamara'' *''Dicamaropsis'' *''Dicellomus'' *''Diceromyonia'' *''Dichacaenia'' *''Dichospirifer'' *''Dichozygopleura'' *''Dicoelosia'' *''Dicoelospirifer'' *''Dicoelostrophia'' *''Dicondylotreta'' *''Dictyobolus'' *''Dictyoclostoidea'' *''Dictyoclostus'' *''Dictyonina'' *''Dictyonites'' *''Dictyostrophia'' *''Dictyothyris'' *''Dictyothyropsis'' *''Dicystoconcha'' *''Didymelasma'' *''Didymoparcium'' *''Didymothyris'' *''Diedrothyris'' *''Dielasma'' *''Dielasmella'' *''Dielasmina'' *''Dienope'' *''Dierisma'' *''Diestothyris'' *''Dignomia'' *''Digonella'' *''Dihelictera'' *''Diholkorhynchia'' *''Dilophosina'' *''Dimegelasma'' *''Dimensionaequalirostrum'' *''Dimerella'' *''Dinarella'' *''Dinarispira'' *''Dinobolus'' *''Dinorthis'' *''Diochthofera'' *''Dioristella'' *''Diorthelasma'' *''Diparelasma'' *''Diplanus'' *''Diplonorthis'' *''Diplospirella'' *''Dipunctella'' *''Diraphora'' *''Dirinus'' *'''''Discina''''' *'''''Discinisca''''' *'''''Discradisca''''' *''Discinopsis'' *''Discomyorthis'' *''Discotreta'' *''Discradisca'' *''Disculina'' *''Disphenia'' *''Dispiriferina'' *''Dissoria'' *''Disulcatella'' *''Ditreta'' *''Divaricosta'' *''Dixonella'' *''Dmitria'' *''Dmitrispirifer'' *''Dnestrina'' *''Doescherella'' *''Dogdathyris'' *''Dogdoa'' *''Doleroides'' *''Dolerorthis'' *''Dolichobrochus'' *''Dolichomocelypha'' *''Dolichosina'' *'''''Dolichozygus''''' *''Doloresella'' *''Domokhotia'' *''Donalosia'' *''Donella'' *''Dongbaella'' *''Dongbeiispirifer'' *''Donispirifer'' *''Dorashamia'' *''Dorsirugatia'' *''Dorsisinus'' *''Dorsoplicathyris'' *''Dorsoscyphus'' *''Dorytreta'' *''Douvillina'' *''Douvillinaria'' *''Douvillinella'' *''Douvillinoides'' *''Douvinella'' *''Dowhatania'' *''Drabodiscina'' *''Draborthis'' *''Drabovia'' *''Drabovinella'' *''Dracius'' *''Drahanorhynchus'' *''Drahanostrophia'' *''Drepanorhyncha'' *''Droharhynchia'' *''Druganirhynchia'' *''Drummuckina''  *''Duartea'' *''Dubaria'' *''Dubioleptina'' *''Dulankarella'' *''Dundrythyris'' *''Duryeella'' *''Dushanirhynchia'' *''Dyoros'' *''Dyschrestia'' *'''''Dyscolia''''' *'''''Dyscritosia''''' (fossil per IRMNG) *''Dyscritothyris'' *'''''Dysedrosia''''' (fossil per IRMNG) *''Dysoristus'' *''Dysprosorthis'' *''Dyticospirifer'' *''Dzhangirhynchia'' *''Dzhebaglina'' *''Dzieduszyckia'' *''Dzirulina'' {{div col end}}

==E== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Eatonia'' *''Eatonioides'' *''Eccentricosta'' *''Echinalosia'' *''Echinaria'' *''Echinariella'' *''Echinauris'' *''Echinirhynchia'' *''Echinocoelia'' *''Echinocoeliopsis'' *''Echinoconchella'' *''Echinoconchus'' *''Echinospirifer'' *''Echinosteges'' *''Echyrosia'' *'''''Ecnomiosa''''' *''Ectenoglossa'' *''Ectochoristites'' *''Ectoposia'' *''Ectorensselandia'' *''Ectorhipidium'' *''Ectyphoria'' *''Edreja'' *''Edriosteges'' *''Ehlersella'' *''Eichwaldia'' *''Eifelatrypa'' *''Eifyris'' *''Eilotreta'' *''Ejnespirifer'' *''Elasmata'' *''Elasmothyris'' *''Elderra'' *''Elegesta'' *''Elenchus'' *''Eleutherocrania'' *''Eleutherokomma'' *''Eliorhynchus'' *''Elita'' *''Eliva'' *''Elivella'' *''Elivina'' *''Elkania'' *''Elkanisca'' *''Ella'' *''Ellassonia'' *''Elliottella'' *''Elliottina'' *''Elliptoglossa'' *''Elliptostrophia'' *''Elmaria'' *''Elymospirifer'' *''Elythina'' *''Emanuella'' *''Embolosia'' *''Emeithyris'' *''Enallosia'' *''Enallothecidea'' *''Enantiosphen'' *''Enantiosphenella'' *''Enchodrospirifer'' *''Endospirifer'' *''Endothyris'' *''Endrea'' *''Engenella'' *''Enigmalosia'' *''Ense'' *''Entacanthadus'' *''Enteletella'' *''Enteletes'' *''Enteletina'' *''Eoamphistrophia'' *''Eoanastrophia'' *''Eoantiptychia'' *''Eobiernatella'' *''Eobrachythyrina'' *''Eobrachythyris'' *''Eochonetes'' *''Eochoristitella'' *''Eochoristites'' *''Eocoelia'' *''Eoconcha'' *''Eoconchidium'' *''Eoconulus'' *''Eocramatia'' *''Eodallina'' *''Eodalmanella'' *''Eodevonaria'' *''Eodictyonella'' (formerly ''Dictyonella'') *''Eodinobolus'' *''Eodiorthelasma'' *''Eodmitria'' *''Eoglossinotoechia'' *''Eogryphus'' *''Eohemithiris'' *''Eohowellella'' *''Eokarpinskia'' *''Eokirkidium'' *''Eolaballa'' *''Eolacazella'' *''Eolissochonetes'' *''Eolyttonia'' *''Eomaoristrophia'' *''Eomarginifera'' *''Eomartiniopsis'' *''Eomegastrophia'' *''Eonalivkinia'' *''Eoorthis'' *''Eoparaphorhynchus'' *''Eopholidostrophia'' *''Eoplectodonta'' *''Eoplicanoplia'' *''Eoplicoplasia'' *''Eoproductella'' *''Eopugnax'' *''Eoreticularia'' *''Eorhipidomella'' *''Eoscaphelasma'' *''Eoschizophoria'' *''Eoschuchertella'' *''Eoseptaliphoria'' *''Eosericoidea'' *''Eosiphonotreta'' *''Eosophragmophora'' *''Eosotrematorthis'' *''Eospinatrypa'' *''Eospirifer'' *''Eospiriferina'' *''Eospirigerina'' *''Eostrophalosia'' *''Eostropheodonta'' *''Eostrophomena'' *''Eostrophonella'' *''Eosyringothyris'' *''Eothecidellina'' *''Eothele'' *''Eousella'' *''Epelidoaegiria'' *''Ephippelasma'' *''Epicelia'' *''Epicyrta'' *''Epithyris'' *''Epithyroides'' *''Epitomyonia'' *''Equirostra'' *''Erectocephalus'' *''Eremithyris'' *''Eremotoechia'' *''Eremotrema'' *''Ericiatia'' *''Eridmatus'' *''Eridorthis'' *''Erinostrophia'' *''Eripnifera'' *''Erismatina'' *''Eristenosia'' *''Ernogia'' *''Errhynx'' *'''''Erymnia''''' *''Erymnaria'' *''Esilia'' *''Espella'' *''Estlandia'' *''Estonirhynchia'' *''Etheridgina'' *''Etymothyris'' *'''''Eucalathis''''' *''Eucharitina'' *''Eudesella'' *''Eudesia'' *''Eudesites'' *''Eudoxina'' *''Euidothyris'' *''Eumetabolotoechia'' *''Eumetria'' *''Euorthisina'' *''Euractinella'' *''Eurekaspirifer'' *''Euroatrypa'' *''Eurorthisina'' *''Eurycolporhynchus'' *''Eurypthyris'' *''Eurysina'' *''Eurysites'' *''Eurysoria'' *''Euryspirifer'' *''Eurythyris'' *''Eurytreta'' *''Euxinella'' *''Evagyrotheca'' *''Evanescirostrum'' *''Evanidisinurostrum'' *''Evenkina'' *''Evenkinorthis'' *''Evenkorhynchia'' *''Exatrypa'' *''Excavatorhynchia'' *''Exceptothyris'' *''Expellobolus'' *''Experilingula'' {{div col end}}

==F== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Faksethyris'' *''Falafer'' *''Falciferula'' *'''''Fallax''''' *''Fallaxispirifer'' *''Fallaxoproductus'' *''Falsatrypa'' *''Famatinorthis'' *''Fanichonetes'' *''Fardenia'' *''Fascicoma'' *''Fascicosta'' *''Fascicostella'' *''Fasciculina'' *''Fascifera'' *''Fascistropheodonta'' *''Fascizetina'' *''Fehamya'' *''Felinotoechia'' *''Fenestrirostra'' *''Fengzuella'' *''Fenxiangella'' *''Ferganella'' *''Ferganoproductus'' *''Fernglenia'' *''Ferrax'' *''Ferrobolus'' *''Ferrythyris'' *''Fezzanoglossa'' *''Ffynnonia'' *''Fibulistrophia'' *''Fidespirifer'' *''Filiatrypa'' *''Filiconcha'' *''Filigreenia'' *''Fimbriaria'' *''Fimbrinia'' *''Fimbriothyris'' *''Fimbrispirifer'' *''Finkelnburgia'' *''Finospirifer'' *''Fissirhynchia'' *''Fistulogonites'' *''Fitzroyella'' *''Flabellirhynchia'' *''Flabellitesia'' *''Flabellocyrtia'' *''Flabellothyris'' *''Flabellulirostrum'' *''Flectcherithyris'' *''Fletcherina'' *''Fletcherithyroides'' *''Flexaria'' *''Flexathyris'' *''Floweria'' *''Fluctuaria'' *''Foliomena'' *''Fordinia'' *''Formosarhynchia'' *''Fortunella'' *'''''Fosteria''''' *''Fossatrypa'' *''Foveola'' *''Frankiella'' *''Frechella'' *''Fredericksia'' *''Frenula'' *'''''Frenulina''''' *'''''Frieleia''''' *''Fulcriphoria'' *''Furcirhynchia'' *''Furcitella'' *''Fusella'' *''Fusichonetes'' *''Fusiproductus'' *''Fusirhynchia'' *''Fusispirifer'' {{div col end}}

==G== {{compact ToC|side=yes|top=yes|num=yes}} [[Image:Goniorhynchia boueti.jpg|thumb|right|''Goniorhynchia boueti'']]

{{div col|colwidth=20em}} *''Gacella'' *''Gacina'' *''Galataestrophia'' *''Galeatathyris'' *''Galeatella'' *''Galeatellina'' *''Galeoatagypa'' *''Galliennithyris'' *''Gamonetes'' *''Gamphalosia'' *''Gasconsia'' *''Gashaomiaoia'' *''Gastrodetoechia'' *''Gefonia'' *''Gegenella'' *''Gelidorthidina'' *''Gelidorthis'' *''Gemerithyris'' *''Gemmarcula'' *''Gemmellaroia'' *''Gemmellaroialla'' *''Gemmulicosta'' *''Geniculifera'' *''Geniculigypa'' *''Geniculina'' *''Geniculomclearnites'' *''Georgethyris'' *''Geranocephalus'' *''Gerassimovia'' *''Gerkispira'' *''Gerolsteinites'' *''Gerothyris'' *''Gerrhynx'' *''Geyerella'' *''Gibberostrophia'' *''Gibbirhynchia'' *''Gibbithyris'' *''Gibbochonetes'' *''Gibbospirifer'' *''Gigantoproductus'' *''Gigantorhynchus'' *''Gigantothyris'' *''Gilledia'' *''Giraldiella'' *''Girlasia'' *''Girtyella'' *''Gisilina'' *''Gissarina'' *''Gjelispinifera'' *''Glabrichonetina'' *'''''Glaciarcula''''' *''Gladiostrophia'' *''Glaphyorthis'' *''Glassia'' *''Glassina'' *''Glazewskia'' *''Glendonia'' *''Globatrypa'' *''Globiella'' *''Globirhynchia'' *''Globispirifer'' *''Globithyris'' *''Globosobucina'' *''Globosochonetes'' *''Globosoproductus'' *''Globulirhynchia'' *''Glossella'' *''Glosseudesia'' *''Glosshypothyridina'' *''Glossinotoechia'' *''Glossinulina'' *''Glossinulirhynchia'' *''Glossinulus'' *''Glossoleptaena'' *''Glossorthis'' *''Glossothyropsis'' *'''''Glottidia''''' *''Glyphisaria'' *''Glyptacrothrele'' *''Glyptambonites'' *''Glypterina'' *''Glyptias'' *''Glyptoglossella'' *''Glyptogypa'' *''Glyptomena'' *''Glyptorhynchia'' *''Glyptoria'' *''Glyptorthis'' *''Glyptosteges'' *''Glyptotrophia'' *''Glytospirifer'' *''Gmelinmagas'' *''Gnathorhynchia'' *''Goleomixa'' *''Goliathyris'' *''Gonambonites'' *''Gonathyris'' *''Gondolina'' *''Goniarina'' *'''''Goniobrochus''''' (fossil per IRMNG) *''Goniophoria'' *''Goniorhynchia'' *''Goniothyris'' *''Goniothyropsis'' *''Goniotrema'' *''Gorgostrophia'' *''Gorjanskya'' *''Gorystrophia'' *''Gotatrypa'' *''Goungjunspirifer'' *''Gracianella'' *''Gracilotoechia'' *'''''Grammetaria''''' *''Grammoplecia'' *''Grammorhynchus'' *''Grandaurispina'' *''Grandiproductella'' *''Grandirhynchia'' *''Grantonia'' *''Granulirhynchia'' *''Grasirhynchia'' *''Grayina'' *''Greenfieldia'' *''Grorudia'' *''Gruenewaldtia'' *''Grumantia'' *''Gruntia'' = ''Boloria'' Grunt, 1973 (preoccupied)<ref name='Özdikmen'/> *''Gruntallina'' *'''''Gryphus''''' *''Guangdangina'' *''Guangjiayanella'' *''Guangshunia'' *''Guangxiispirifer'' *''Guaxa'' *''Gubleria'' *''Guicyrtia'' *''Guilinospirifer'' *''Guistrophia'' *''Guizhovella'' *''Gunnarella'' *''Gunningblandella'' *''Gusarella'' *''Guttasella'' *'''''Gwynia''''' *''Gwyniella'' *''Gypidula'' *''Gypidulella'' *''Gypidulina'' *''Gypiduloides'' *''Gypospirifer'' *''Gyroselenella'' *''Gyrosina'' *''Gyrosoria'' *'''''Gyrothyris''''' {{div col end}}

==H== [[File:Hercosestria040111.jpg|thumb|''Hercosestria cribrosa'' Cooper & Grant 1969 (Roadian, Guadalupian, Middle Permian); Glass Mountains, Texas.]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Habrobrochus'' *''Hadrorhynchia'' *''Hadrosia'' *''Hadrotorhynchus'' *''Hadrotreta'' *''Hadyrhyncha'' *''Hagabirhynchia'' *''Hallina'' *''Hallinetes'' *''Halorella'' *''Halorellina'' *''Halorelloidea'' *''Hamburgia'' *''Hamlingella'' *''Hamptonina'' *''Hanaeproductus'' *''Hansotreta'' *''Hanusatrypa'' *''Haplospirifer'' *''Harknessella'' *''Harmatosia'' *''Harpidium'' *''Harttella'' *''Haupiria'' *''Havlicekella'' *''Havlicekia'' *''Haydenella'' *''Haydenoides'' *''Hebertella'' *''Hebetoechia'' *''Hedeina'' *''Hedeinopsis'' *''Hedstroemina'' *''Heimia'' *''Helaspis'' *''Helenathyris'' *''Heleniproductus'' *''Heligothyris'' *''Helmersenia'' *''Helvetella'' *''Hemichonetes'' *''Hemileurus'' *''Hemiplethorhynchus'' *''Hemipronites'' *''Hemiptychina'' *''Hemistringocephalus'' *'''''Hemithiris''''' *''Hemithyropsis'' *''Hemitoechia'' *''Heosomocelypha'' *''Herangirhynchia'' *''Herbertella'' *''Hercosestria'' *''Hercosia'' *''Hercostrophia'' *''Hercothyris'' *''Hergetatrypa'' *''Hesperinia'' *''Hesperithyris'' *''Hesperomena'' *''Hesperonomia'' *''Hesperonomiella'' *''Hesperorhynchia'' *''Hesperorthis'' *''Hesperosia'' *''Hesperotrophia'' *''Hessenhausia'' *''Heteralosia'' *''Heteraria'' *''Heterelasma'' *''Heterobrochus'' *''Heteromychus'' *''Heterorthella'' *''Heterorthina'' *''Heterorthis'' *''Hibernodonta'' *''Himalairhynchia'' *''Himathyris'' *''Hindella'' *''Hinganella'' *''Hingganoleptaena'' *''Hipparionix'' *''Hircinisca'' *''Hirnantia'' *''Hirsutella'' *''Hiscobeccus'' *''Hisingerella'' *'''''Hispanirhynchia''''' *''Hispidaria'' *''Histosyrinx'' *''Holcorhynchella'' *''Holcorhynchia'' *''Holcospirifer'' *''Holcothyris'' *''Hollardiella'' *''Hollardina'' *'''''Holobrachia''''' *''Holorhynchus'' *''Holosia'' *''Holotricharina'' *''Holtedahlina'' *''Holynatrypa'' *''Holynetes'' *''Homaliarhynchia'' *''Homeocardiorhynchus'' *''Homeorhynchia'' *''Homevalaria'' *''Homoeospira'' *''Homoeospirella'' *''Homotreta'' *''Hontorialosia'' *''Horderleyella'' *''Horridonia'' *''Hoskingia'' *''Hostimex'' *''Howellella'' *''Howellites'' *''Howelloidea'' *''Howittia'' *''Howseia'' *''Huatangia'' *''Hubeiproductus'' *''Huenella'' *''Huenellina'' *''Hulterstadia'' *''Humaella'' *''Hunanochonetes'' *''Hunanoproductus'' *''Hungarispira'' *''Hungaritheca'' *''Hustedia'' *''Hustedtiella'' *''Hyattidina'' *''Hyborhynchella'' *''Hybostenoscisma'' *''Hybostenoscisma'' *''Hynniphoria'' *''Hyperobolus'' *''Hypoleiorhynchus'' *''Hypolinoproductus'' *''Hyponeatrypa'' *''Hypopsia'' *''Hypothyridina'' *''Hypselonetes'' *''Hypseloterorhynchus'' *''Hypsiptycha'' *''Hypsomyonia'' *''Hysterohowellella'' *''Hysterolites'' *''Hystriculina'' {{div col end}}

==I== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Iberirhynchia'' *''Iberithyris'' *''Idioglyptus'' *''Idiorthis'' *''Idiospira'' *''Idiostrophia'' *''Iheringithyris'' *''Ikella'' *''Iliella'' *''Ilmarinia'' *''Ilmenia'' *''Ilmeniopsis'' *''Ilmenispina'' *''Ilmospirifer'' *''Ilyinella'' *''Imacanthyris'' *''Imbrexia'' *''Imbricatia'' *''Imbricatospira'' *''Imdentistella'' *''Impiacus'' *''Implexina'' *''Inaequalis'' *''Incisius'' *''Incorthis'' *''Independatrypa'' *''Indigia'' *''Indorhynchia'' *''Indospirifer'' *''Inflatia'' *''Infurca'' *''Ingria'' *''Iniathyris'' *''Iniproductus'' *''Innaechia'' *''Innuitella'' *''Inopinatarcula'' *''Insignitisinurostrum'' *''Institella'' *''Institifera'' *''Institina'' *''Inversella'' *''Inversithyris'' *''Invertina'' *''Invertrypa'' *''Iotina'' *''Iowarhynchus'' *''Iowatrypa'' *''Ipherron'' *''Irboskites'' *''Irenothyris'' *''Irgislella'' *''Irhirea'' *''Iridostrophia'' *''Iru'' *''Ishimia'' *''Isjuminelina'' *''Isjuminella'' *''Ismenia'' *''Isochonetes'' *''Isocrania'' *''Isogramma'' *''Isophragma'' *''Isopoma'' *''Isorthis'' *''Isospinatrypa'' *''Isovella'' *''Israelaria'' *''Issedonia'' *''Isumithyris'' *''Ivanothyris'' *''Ivanoviella'' *''Ivdelinella'' *''Ivdelinia'' *''Ivshinella'' *''Iwaispirifer'' {{div col end}}

==J== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Jaanussonites'' *'''''Jaffaia'''''<ref>{{cite web | url=https://archive.org/details/livingfossilbra42does/page/102/mode/1up | title=Living and fossil brachiopod genera, 1775-1979 : Lists and bibliography | date=1981 }}</ref> *''Jaisalmeria'' *''Jakutella'' *''Jakutochonetes'' *''Jakutoproductus'' *''Jakutostrophia'' *''Jamesella'' *''Janiceps'' *''Janiomya'' *''Janius'' *''Japanithyris'' *''Jarovathyris'' *''Jercia'' *''Jevinellina'' *''Jezercia'' *''Jiangdaspirifer'' *''Jielingia'' *''Jiguliconcha'' *''Jilinia'' *''Jilinmartinia'' *''Jilinospirifer'' *''Jipuproductus'' *''Jisuina'' *''Jivinella'' *'''''Joania''''' *''Johnsonathyris'' *''Johnsonetes'' *''Johnsoniatrypa'' *'''''Jolonica''''' *''Jolvia'' *''Jonesea'' *''Joviatrypa'' *''Juralina'' *''Juresania'' *''Juvavella'' *''Juvavellina'' {{div col end}}

==K== thumb|''Kutchirhynchia morieri'', Luc-sur-Mer, France, Middle Jurassic (Upper Bathonian), dorsal view. thumb|''Kutchirhynchia morieri'', Luc-sur-Mer, France, Middle Jurassic (Upper Bathonian), ventral view. {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Kabanoviella'' *''Kachathyris'' *''Kadraliproductus'' *''Kajnaria'' *'''''Kakanuiella''''' *''Kalitvella'' *''Kallirhynchia'' *''Kamoica'' *''Kampella'' *'''''Kanakythyris''''' *''Kaninospirifer'' *''Kansuella'' *''Kaplex'' *''Kaplicona'' *''Karadagella'' *''Karadagithyris'' *''Karakulina'' *''Karathele'' *''Karavankina'' *''Karbous'' *''Karlicium'' *''Karnotreta'' *''Karpatiella'' *''Karpinskia'' *''Kasakhstania'' *''Kasetia'' *''Kassinella'' *''Katastrophomena'' *''Katunia'' *''Kavesia'' *''Kawhiarhynchia'' *''Kayserella'' *''Kayseria'' *''Kedrpvpthyris'' *''Kelamelia'' *''Kelusia'' *''Kendzhilgithyris'' *''Kentronetes'' *''Keokukia'' *''Keratothyris'' *''Kericserella'' *''Kerpina'' *''Keyserlingia'' *''Keyserlingina'' *''Khangaestrophia'' *''Khasaghia'' *''Khasagtina'' *''Khinganospirifer'' *''Khodalevichia'' *''Kholbotchonia'' *''Kiaeromena'' *''Kiangsiella'' *''Kikaithyris'' *''Kimatothyris'' *''Kindleina'' *''Kinelina'' *''Kingena'' *''Kingenella'' *''Kinghiria'' *''Kinnella'' *''Kintathyris'' *''Kirkidium'' *''Kirkina'' *''Kisilia'' *''Kitakamithyris'' *''Kjaerina'' *''Kjerulfina'' *''Kleithriatreta'' *''Klipsteinella'' *''Klipsteinelloidea'' *''Klukatrypa'' *''Kochiproductus'' *''Koeveskallina'' *''Koigia'' *''Kokomerena'' *''Kolihium'' *''Kolymithyris'' *''Komiella'' *''Komispirifer'' *''Komukia'' *''Koninckella'' *''Koninckina'' *''Koninckodonta'' *''Konstantia'' *''Korjakirhynchia'' *''Kosirium'' *''Kosoidea'' *''Kotlaia'' *''Kotujella'' *''Kotujotreta'' *''Kotylotreta'' *''Kotysex'' *''Kozhuchinella'' *''Kozlenia'' *''Kozlowskia'' *''Kozlowskiellina'' *''Kozlowskites'' *''Kransia'' *''Krattorthis'' *'''''Kraussina''''' *''Krejcigrafella'' *''Krimargyrotheca'' *''Kritorhynchia'' *''Krizistrophia'' *''Krotovia'' *''Kueichowella'' *''Kullervo'' *''Kulumbella'' *''Kumbella'' *''Kundatella'' *''Kungaella'' *''Kunlunia'' *''Kurakithyris'' *''Kurtomarginifera'' *''Kurzgunia'' *''Kutchirhynchia'' *''Kutchithyris'' *''Kutorgina'' *''Kutorginella'' *''Kuvelousia'' *''Kvesanirhynchia'' *''Kwangsia'' *''Kwangsirhynchus'' *''Kymatothyris'' *''Kyrshabaktella'' *''Kyrtatrypa'' {{div col end}}

==L== {{compact ToC|side=yes|top=yes|num=yes}} <gallery mode=packed> Image:Lingula anatina.7 - Devonico.JPG|''Lingula'', known since the Cambrian File:Liospiriferina rostrata Noir.jpg|''Liospiriferina rostrata'', contemporary Image:Leptaena romboidalis 4.jpg|''Leptaena romboidalis'', pedunculate valve, Middle Silurian </gallery>

{{div col|colwidth=20em}} *''Labaia'' *''Laballa'' *''Labriproductus'' *'''''Lacazella''''' *''Lachrymula'' *''Lacunaerhynchia'' *''Lacunarites'' *''Lacunites'' *''Lacunosella'' *''Ladjia'' *''Ladogia'' *''Ladogiella'' *''Ladogifornix'' *''Ladogilina'' *''Ladogilinella'' *''Ladogiodes'' *''Laevicyphomena'' *''Laevigaterhynchia'' *''Laevirhynchia'' *''Laevispirifer'' *''Laevithyris'' *''Laevorhynchia'' *''Laima'' *''Laioporella'' *''Lamanskya'' *''Lambdarina'' *''Lamcispinifera'' *''Lamellaerhynchia'' *''Lamelliconchidium'' *''Lamellokoninckina'' *''Lamellosathyris'' *''Lamellosia'' *''Laminatia'' *''Lamnaespina'' *''Lamnimargus'' *''Lampangella'' *''Lanceomyonia'' *''Lanchangjiangia'' *''Langella'' *''Langkawai'' (?) *''Langshanthyris'' *''Lanipustula'' *''Laosia'' *''Lapasnia'' *''Lapradella'' *'''''Laqueus''''' *''Larispirifer'' *''Larium'' *''Lateralatirostrum'' *''Laterispina'' *''Lathamella'' *''Laticrura'' *''Latiflexa'' *''Latiplecus'' *''Latiproductus'' *''Latirhynchia'' *''Latispirifer'' *''Latonotoechia'' *''Lazella'' *''Lazithyris'' *''Lazutkinia'' *''Leangella'' *''Lebediorthis'' *''Leiochonetes'' *''Leiolepismatina'' *''Leioproductus'' *''Leiorhynchoidea'' *''Leiorhynchoides'' *''Leiorhynchus'' *''Leioria'' *''Leioseptathyris'' *''Leiothyridina'' *''Lenatoechia'' *''Lenothyris'' *''Lenzia'' *''Leontiella'' *''Lepidocrania'' *''Lepidocycloides'' *''Lepidocyclus'' *''Lepidoleptaena'' *''Lepidomena'' *''Lepidorhynchia'' *''Lepidorthis'' *''Lepidospirifer'' *''Lepismatina'' *''Leptaena'' *''Leptaenisca'' *''Leptaenoidia'' *''Leptaenomenclax'' *''Leptaenopoma'' *''Leptaenopyxis'' *''Leptagonia'' *''Leptalosia'' *''Leptathyris'' *''Leptella'' *''Leptellina'' *''Leptelloidea'' *''Leptembolon'' *''Leptestia'' *''Leptestiina'' *''Leptobolus'' *''Leptocaryorhyncus'' *''Leptochonetes'' *''Leptocoelia'' *''Leptocoelina'' *''Leptodonta'' *''Leptodontella'' *''Leptodus'' *''Leptoskelidion'' *''Leptospira'' *''Leptostrophia'' *''Leptostrophiella'' *'''''Leptothyrella''''' *''Leptothyrellopsis'' *''Lercarella'' *''Lethamia'' *''Leurosina'' *''Levenea'' *''Levibiseptum'' *''Leviconchidiella'' *''Levigatella'' *''Levipugnax'' *''Levipustula'' *''Levispira'' *''Levitusia'' *''Lialosia'' *''Libyaeglossa'' *''Libyaerhynchus'' *''Licharewia'' *''Lichnatrypa'' *''Lievinella'' *''Liljevallia'' *''Limbatrypa'' *''Limbella'' *''Limbifera'' *''Limbimurina'' *''Limstrophina'' *''Lindinella'' *''Lindstroemella'' *''Lingatrypa'' *''Lingshanella'' *''Linguithyris'' *'''''Lingula''''' *''Lingulapholis'' *''Lingularia'' *''Lingulasma'' *''Lingulella'' *''Lingulellotreta'' *''Lingulepis'' *''Lingulipora'' *''Lingulobolus'' *''Lingulodiscina'' *''Lingulops'' *''Linguopugnoides'' *''Linnarssonella'' *''Linnarssonia'' *''Linoporella'' *''Linoproductus'' *''Linoprotonia'' *''Linostrophomena'' *''Linterella'' *''Linxiangxiella'' *''Liocoelia'' *''Lioleptaena'' *''Liorhynchus'' *''Liosotella'' *'''''Liospiriferina''''' (fossil per IRMNG) *''Liostrophia'' *'''''Liothyrella''''' *''Lipanteris'' *''Liramia'' *''Liraplecta'' *''Liraria'' *''Liraspirifer'' *''Lirellaria'' *''Lirellarina'' *''Liricamera'' *''Liriplica'' *''Lissajousithyris'' *''Lissatrypa'' *''Lissatrypella'' *''Lissatrypoidea'' *''Lissella'' *''Lissidium'' *''Lissochonetes'' *''Lissocoelina'' *''Lissoleptaena'' *''Lissomarginifera'' *''Lissopleura'' *''Lissorhynchia'' *''Lissosia'' *''Lissostrophia'' *''Lissothyris'' *''Lissotreta'' *''Litocothia'' *''Litothyris'' *''Liveringia'' *''Lixatrypa'' *''Ljaschenkovia'' *''Ljudmilispirifer'' *''Llanoella'' *''Loboidothyris'' *''Loboidothyropsis'' *''Loborina'' *''Lobothyris'' *''Lobothyroides'' *''Lochkothele'' *''Loczyella'' *''Loenthyris'' *''Loganella'' *''Loilemia'' *''Lokutella'' *''Lomatiphora'' *''Lomatorthis'' *''Longdongshuia'' *''Longispina'' *''Longithyris'' *''Longxianirhynchia'' *''Lopasnia'' *''Loperia'' *''Lophrothyris'' *''Lopingia'' *''Lorangerella'' *''Lordorthis'' *''Loreleiella'' *''Loriolithyris'' *''Losvia'' *''Lotharingella'' *''Lowenstamia'' *''Loxophragmus'' *''Luanquella'' *''Ludfordina'' *''Luhaia'' *''Luhotreta'' *''Lunaria'' *''Lunoglossa'' *''Lunpolia'' *''Luofuia'' *''Lurgiticoma'' *''Luterella'' *''Lutetiarcula'' *''Lychnothyris'' *''Lycophoria'' *''Lyonia'' *''Lysidium'' *''Lysigypa'' *''Lyttonia'' {{div col end}}

==M== [[Image:MucrospiriferSp.jpg|thumb|right|''Mucrospirifer'' sp.]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Maakina'' *''Mabella'' *'''''Macandrevia''''' *''Machaeraria'' *''Machaerocolella'' *''Machaerotoechia'' *''Mackerrovia'' *''Maclarenella'' *''Macrocoelia'' *''Macropleura'' *''Macropotamorhynchus'' *''Madarosia'' *''Madoia'' *''Maemia'' *''Magadania'' *''Magadina'' *'''''Magadinella''''' *''Magas'' *''Magasella'' *''Magella'' *'''''Magellania''''' *''Magharithyris'' *''Magicostrophia'' *''Magnicanalis'' *''Magniplicatina'' *''Magniventra'' *''Magnumbonella'' *''Majkopella'' *''Makridinirhynchia'' *''Malayanoplia'' *''Malinella'' *''Malleia'' *''Malloproductus'' *''Maltaia'' *''Malurostrophia'' *''Malwirhynchia'' *''Mametothyris'' *''Mamutinetes'' *''Manespira'' *'''''Manithyris''''' *''Mangkeluia'' *''Manosia'' *''Mansina'' *''Maorielasma'' *''Maorirhynchia'' *''Maoristrophia'' *''Mapingtichia'' *''Marcharella'' *''Margaritiproductus'' *''Marginalosia'' *''Marginatia'' *''Marginicinctus'' *''Marginifera'' *''Marginirugus'' *''Marginoproductus'' *''Marginorthis'' *''Marginovatia'' *''Mariannaella'' *''Marinurnula'' *''Marionites'' *''Maritimithyris'' *''Markamia'' *''Markitoechia'' *''Marklandella'' *''Martinia'' *''Martiniella'' *''Martiniopsis'' *''Martinothyris'' *''Matanoleptodus'' *''Matutella'' *''Mauispirifer'' *''Maxillirhynchia'' *''Mayaothyris'' *''Maydenella'' *''Mcewanella'' *''Mclearnites'' *''Mclearnitesella'' *''Medessia'' *''Mediospirifer'' *''Mediterranirhynchia'' *''Meekella'' *''Megachonetes'' *''Megaderbyia'' *''Megakozlowskiella'' *''Megalosia'' *''Megamyonia'' *''Meganterella'' *''Meganteris'' *''Megaplectatrypa'' *''Megapleuronia'' *''Megasalopina'' *''Megaspinochonetes'' *''Megasteges'' *''Megastrophia'' *''Megastropiella'' *'''''Megathyris''''' *''Megatschernyschewia'' *'''''Megerlia''''' *'''''Megerlina''''' *''Meglopterorhynchus'' *''Megousia'' *''Megumatrypa'' *''Meifodia'' *'''''Melvicalathis''''' *''Mendacella'' *''Mendathyris'' *''Mennespirifer'' *''Mentzelia'' *''Mentzelioides'' *''Mentzeliopsis'' *''Meonia'' *''Merciella'' *''Merista'' *''Meristella'' *''Meristelloides'' *''Meristina'' *''Meristorygma'' *''Meristospira'' *''Merophricus'' *''Merospirifer'' *''Mesocrania'' *''Mesodouvillina'' *''Mesoleptostrophia'' *''Mesolissostrophia'' *''Mesolobus'' *''Mesonomia'' *''Mesopholidostrophia'' *''Mesoplica'' *''Mesotreta'' *''Metabolipa'' *''Metacamarella'' *''Metaplasia'' *''Metathyrisina'' *''Metorthis'' *''Metriolepis'' *''Mexicaria'' *''Mezounia'' *''Miaohuangrhynchus'' *''Micella'' *''Micidus'' *''Mickwitzia'' *''Micraphelia'' *''Microcardinalia'' *''Micromitra'' *''Microrhynchia'' *''Microsphaeridiorhynchus'' *''Microtrypa'' *''Mictospirifer'' *''Millythyris'' *''Mimaria'' *''Mimella'' *''Mimikonstantia'' *''Mimorina'' *''Minatrypa'' *''Mingenewia'' *''Miniprokopia'' *''Minispina'' *''Minithyris'' *''Minororthis'' *''Minutalirhynchia'' *'''''Minutella''''' (fossil per IRMNG) *''Minutostropheodonta'' *''Minysphenia'' *''Minythyra'' *''Miogryphus'' *''Mirifusella'' *''Mirilingula'' *''Mirisquamea'' *''Mirorthis'' *''Misolia'' *''Mistproductus'' *''Mitchellella'' *''Miyakothyris'' *''Mjoesina'' *''Moderatoproductus'' *''Modestella'' *''Moeschia'' *''Mogoktella'' *''Mogoliella'' *''Moisseievia'' *''Molongcola'' *''Molongella'' *''Molongia'' *''Monadotoechia'' *''Monelasmina'' *''Mongoliella'' *''Mongoliopsis'' *''Mongolirhynchia'' *''Mongolorhynx'' *''Mongolosia'' *''Mongolospira'' *''Monobolina'' *''Monoconvexa'' *''Monomerella'' *''Monorthis'' *''Monsardithyris'' *''Montanella'' *''Monticlarella'' *''Monticulifera'' *''Montsenetes'' *''Moorefieldella'' *''Moorelina'' *''Moorellina'' *''Moquellina'' *''Moraviaturia'' *''Moravilla'' *''Moravostrophia'' *''Morganella'' *''Morinorhynchus'' *''Morphorhynchus'' *''Morrisithyris'' *''Mosquella'' *''Moumina'' *''Moutonithyris'' *''Mucrospirifer'' *''Mucrospiriferinella'' *''Muirwoodella'' *''Muirwoodia'' *''Multicorhynchia'' *''Multicostella'' *''Multiridgia'' *''Multispinula'' *''Multispirifer'' *''Munhella'' *''Munieratrypa'' *''Muriferella'' *''Murihikurhynchia'' *''Murinella'' *''Murjukiana'' *'''''Murravia''''' *''Musculina'' *''Mutationella'' *''Mycerosia'' *''Mylloconotreta'' *''Myodethyrium'' *''Myopugnax'' *''Myotreta'' *''Myriospirifer'' *''Myrmirhynx'' *''Mystrophora'' {{div col end}}

==N== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Nabarredia'' *''Nabiaoia'' *''Nadiastrophia'' *''Nahoniella'' *''Najadospirifer'' *''Najdinothyris'' *''Nakazatothyris'' *''Nalivkinaria'' *''Nalivkinia'' *''Nalivkiniella'' = ''Ala'' Nalivkin, 1979 (preoccupied)<ref name='Özdikmen'/> *'''''Nanacalathis''''' *''Nanambonites'' *''Nanatrypa'' *''Nannirhynchia'' *''Nanorthis'' *''Nanospira'' *''Nanothyris'' *''Nantanella'' *''Nanukidium'' *''Naradanithyris'' *''Narynella'' *''Nasonirhynchia'' *''Nastosia'' *''Naukat'' *''Navispira'' *''Nayunnella'' *''Neatrypa'' *''Nebenothyris'' *''Negramithyris'' *''Neimongolella'' *''Nekhoroshevia'' *''Nekvasiloveia'' *''Nekvasilovella'' *''Nematocrania'' *''Nemesa'' *'''''Neoaemula''''' (fossil per IRMNG) *'''''Neoancistrocrania''''' *''Neobolus'' *''Neobouchardia'' *''Neochonetes'' *''Neocirpa'' *''Neocoelia'' *''Neocramatia'' *''Neocyrtina'' *''Neodelthyris'' *''Neofascicosta'' *''Neoglobithyris'' *''Neogypidula'' *''Neokarpinskia'' *''Neokjaerina'' *''Neoliothyrina'' *''Neometabolipa'' *''Neopaulinella'' = ''Paulinella'' Boucot & Racheboeuf, 1987 (preoccupied)<ref name='Özdikmen'/> *''Neophricadothyris'' *''Neoplicatifera'' *''Neoretzia'' *'''''Neorhynchia''''' *''Neorhynchula'' *''Neosandia'' = ''Sandia'' Sutherland & Harlow, 1973 (preoccupied)<ref name='Özdikmen'/> *''Neoschizophoria'' *''Neospirifer'' *''Neospirigerina'' *''Neostrophia'' *''Neothecidella'' *'''''Neothyris''''' *''Neotreta'' *''Neowellerella'' *''Neoyanguania'' *''Nepasitoechia'' *''Nereidella'' *''Nerthebrochus'' *''Nervostrophia'' *''Neumanella'' *''Neumania'' *''Neumayrithyris'' *''Newberria'' *''Nicolella'' *''Nicoloidea'' *''Nicolorthis'' *''Nigerinoplica'' *''Nikiforovaena'' *''Nikolaevirhynchus'' *''Ningbingella'' *''Ninglongothyris'' *''Niorhynx'' *''Nipponirhynchia'' *'''''Nipponithyris''''' *''Nisusia'' *''Niutoushania'' *''Niviconia'' *''Nix'' *''Nochoroiella'' *''Nocturneilla'' *''Nodaea'' *''Nodella'' *''Noetlingia'' *''Nordathyris'' *''Nordella'' *''Nordispirifer'' *''Nordotoechia'' *''Norella'' *''Notanoplia'' *''Nothokuvelousia'' *''Nothopindax'' *''Nothorthis'' *''Notiobolus'' *''Notiochonetes'' *''Notoconchidium'' *''Notoleptaena'' *''Notolosia'' *''Notoparmella'' *''Notorthisina'' *'''''Notosaria''''' *''Notoscaphidia'' *''Notosia'' *''Notospirifer'' *''Notostrophia'' *''Notothyrina'' *''Notothyris'' *'''''Notozyga''''' *''Novellinetes'' *'''''Novocrania''''' *''Novozemelia'' *''Nubialba'' *''Nucleata'' *''Nucleatina'' *''Nucleatula'' *''Nucleorhynchia'' *''Nucleospira'' *''Nucleusorhynchia'' *''Nudauris'' *''Nudirostralina'' *''Nudispiriferina'' *''Nudymia'' *''Nugnecella'' *''Nuguschella'' *''Numericoma'' *''Nurataella'' *''Nuria'' *''Nurochonetes'' *''Nushbiella'' *''Nyalamurhynchia'' *''Nyege'' *''Nymphorhynchia'' {{div col end}}

==O== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Oanduporella'' *''Obesaria'' *''Oblongarcula'' *''Obnixia'' *''Obolella'' *''Obolopsis'' *''Obolorugia'' *''Obolus'' *''Obovothyris'' *''Obsoletirhynchia'' *''Obturamentella'' *'''''Oceanithyris''''' *''Ochotathyris'' *''Ochotorhynchia'' *''Ocnerorthis'' *''Ocorthis'' *''Odarovithyris'' *''Odontospirifer'' *''Odoratus'' *''Oehlertella'' *''Oepikina'' *''Oepikinella'' *''Oepikites'' *''Ogbinia'' *''Ogilviella'' *''Oglu'' *''Oglupes'' *''Ogmoplecia'' *''Ogmusia'' *''Oina'' *''Oiosia'' *''Okathyris'' *''Oldhamina'' *''Oldhaminella'' *''Oleneothyris'' *''Olentotreta'' *''Oleorthis'' *''Olgerdia'' *''Oligomys'' *''Oligoptycherhynchus'' *''Oligorachis'' *''Oligorhynchia'' *''Oligorhytisia'' *''Oligorthis'' *''Oligothyrina'' *''Ombonia'' *''Omnutakhella'' *''Omolonella'' *''Omolonia'' *''Omolonorhynchia'' *''Omolonothyris'' *''Onavia'' *''Oncosarina'' *''Onniella'' *''Onnizetina'' *''Onopordumaria'' *''Onugorhynchia'' *''Onychoplecia'' *''Onychotreta'' *''Opikella'' *''Opisconidion'' *''Opisthotreta'' *''Opsiconidion'' *''Orbicoelia'' *''Orbiculatisiurostrum'' *''Orbiculoidea'' *''Orbiculopora'' *''Orbiculothyris'' *''Orbinaria'' *''Orbirhynchia'' *''Orbithele'' *''Orenburgella'' *''Oriensellina'' *''Orientospira'' *''Orientospirifer'' *''Orientothyris'' *''Origostrophia'' *''Oriskania'' *''Orlovirhynchia'' *''Ornatothyrella'' *''Ornatothyris'' *''Ornithella'' *''Ornithothyris'' *''Ornothyrella'' *''Orthambonites'' *''Orthidiella'' *''Orthidium'' *''Orthiella'' *''Orthis'' *''Orthisocrania'' *''Orthocarina'' *''Ortholina'' *''Orthopleura'' *''Orthorhynchuloides'' *''Orthorhyncula'' *''Orthospirifer'' *''Orthostrophella'' *''Orthostrophia'' *''Orthotetella'' *''Orthotetes'' *''Orthotetoides'' *''Orthothetina'' *''Orthothrix'' *''Orthothyris'' *''Orthotichia'' *''Orthotoma'' *''Orthotropia'' *''Orulgania'' *''Orusia'' *''Oslogonites'' *''Osmarella'' *'''''Ospreyella''''' *''Otariella'' *''Otarorhynchia'' *''Otospirifer'' *''Ottadalenites'' *''Otusia'' *''Ovalospira'' *''Ovatathyris'' *''Ovatia'' *''Overtonia'' *''Overtoniina'' *''Ovidiella'' *''Ovlatchania'' *''Owenirhynchia'' *''Oxlosia'' *''Oxoplecia'' *''Oxycolpella'' *''Oxypleurorhynchia'' *''Ozora'' {{div col end}}

==P== {{compact ToC|side=yes|top=yes|num=yes}} [[Image:PentamerusSilurian.jpg|thumb|right|''Pentamerus'' sp., Silurian]][[Image:Punctospirifer kentuckyensis blunt lateral.jpg|thumb|right|''Punctospirifer kentuckyensis'', Carboniferous (Pennsylvanian)]]

{{div col|colwidth=20em}} *''Pachancorhynchia'' *''Pachyglossella'' *''Pachymagas'' *''Pachyplax'' *''Pachythyris'' *''Pacificocoelia'' *''Pacymoorellina'' *''Paeckelmanella'' *''Pahlenella'' *'''''Pajaudina''''' (fossil per IRMNG) *''Palaeobolus'' *''Palaeochoristites'' *''Palaeoglossa'' *''Palaeoldhamina'' *''Palaeoleptostrophia'' *''Palaeoschizophoria'' *''Palaeoschmidtites'' *''Palaeospirifer'' *''Palaeostrophomena'' *''Palaeotrimerella'' *''Paldiskites'' *''Paleolibys'' = ''Libys'' Massa, Termier & Termier, 1974 (preoccupied)<ref name='Özdikmen'/> *''Paleopetria'' = ''Petria'' Mendes, 1957 (preoccupied)<ref name='Özdikmen'/> *''Paleostrophia'' *''Palmerhytis'' *''Pamirorhynchia'' *''Pamirotheca'' *''Pamirothyris'' *''Pamirothyropsis'' *''Pammegetherhynchus'' *''Pampoecilorhynchus'' *''Panderina'' *''Pantellaria'' *''Papiliolinus'' *''Papillostrophia'' *''Papodina'' *''Paraacanthothyris'' *''Parabifolium'' *''Paraboubeithyris'' *''Parabuxtonia'' *''Paracapillithyris'' *''Parachonetella'' *''Parachonetes'' *''Parachoristites'' *''Paracomposita'' *''Paracostanoplia'' *''Paracraniops'' *''Paracrothyris'' *''Paracrurithyris'' *''Parademonedys'' *''Paraderbyia'' *''Paradinobolus'' *''Paradolerorthis'' *''Paradoxothyris'' *''Paradygella'' *''Paraemanuella'' *''Parageyerella'' *''Paraglossinulus'' *''Parahemiptychina'' *''Parajuresania'' *''Parakansuella'' *''Parakarpinskia'' *'''''Parakinetica''''' *''Parakingena'' *''Paralaballa'' *''Paralazutkinia'' *''Paraldingia'' *''Paralenorthis'' *''Paralepismatina'' *''Paraleptodus'' *''Paraleptostrophia'' *''Parallelelasma'' *''Parallelora'' *''Paralyttonia'' *''Paramarginatia'' *''Paramarginifera'' *''Parameekella'' *''Paramentzelia'' *''Paramerista'' *''Paramesolobus'' *''Paramonticulifera'' *''Paramuirwoodia'' *''Paranaia'' *''Paranisopleurella'' *''Paranorella'' *''Paranorellina'' *''Parantiptychia'' *''Paranudirostralina'' *''Paraoligorhyncha'' *''Paraonychoplecia'' *''Paraorthotetina'' *''Parapholidostrophia'' *''Paraphorhynchus'' *''Paraplatythyris'' *''Paraplicanoplia'' *''Paraplicatifera'' *''Parapugnax'' *''Parapulchratia'' *''Paraquadrithyris'' *''Parareticularia'' *''Pararhactorhynchia'' *''Pararhipidium'' *''Pararhynchospirina'' *''Parasphenarina'' *''Paraspirifer'' *''Paraspiriferina'' *''Parastringocephalus'' *''Parastrophina'' *''Parastrophinella'' *''Parastrophonella'' *''Parasulcatinella'' *''Paratetratomia'' *''Parathecidea'' *''Parathyridina'' *''Parathyrisina'' *''Paratreta'' *''Paratribonium'' *''Parazyga'' *''Parenteletes'' *''Parmephrix'' *''Parmorthina'' *''Parmorthis'' *''Parmula'' *''Paromalomena'' *''Paromoeopygma'' *''Parthirhynchia'' *''Parunicinella'' *''Parvaltissimarostrum'' *''Parvirhynchia'' *''Paryphella'' *''Paryphorhynchopora'' *''Patagorhynchia'' *''Paterina'' *''Paterorthis'' *''Paterula'' *''Patriaspirifer'' *''Paucicostella'' *''Paucicrura'' *''Paucispinauria'' *''Paucispinifera'' *''Paucistrophia'' *''Paulonia'' *''Paurogastroderhynchus'' *''Paurorhyncha'' *''Paurorthina'' *''Paurorthis'' *''Payuella'' *''Pectenoproductus'' *''Pectorhyncha'' *''Peculneithyris'' *''Peetzatrypa'' *''Pegmarhynchia'' *''Pegmathyris'' *''Pegmatreta'' *'''''Pelagodiscus''''' *''Peleicostella'' *''Pelmanella'' *''Pelonomia'' *''Peltichia'' *''Pemphixina'' *'''''Pembrostrophia''''' (fossil per IRMNG) *''Peniculauris'' *''Pennospiriferina'' *''Pentactinella'' *''Pentagonia'' *''Pentamerella'' *''Pentamerifera'' *''Pentameroides'' *''Pentamerus'' *''Pentithyris'' *''Pentlandella'' *''Pentlandina'' *''Penzhinella'' *''Penzhinothyris'' *''Perakia'' *''Peratos'' *''Perditocardinia'' *''Peregrinella'' *''Peregrinellina'' *''Peregrinelloidea'' *''Periallus'' *''Perichonetes'' *''Peridalejina'' *''Perigeyerella'' *''Perimecocoelia'' *''Perissothyris'' *''Peristerothyris'' *''Peritrimerella'' *''Peritritoechia'' *''Permasyrinx'' *''Permianella'' *''Permicola'' *''Permochonetes'' *''Permophricodothyris'' *''Permorthotestes'' *''Permospirifer'' *''Permundaria'' *''Perrarisinurostrum'' *''Perrierithyris'' *''Perryspirifer'' *''Peshiatrypa'' *''Pesterevatrypa'' *''Petalochonetes'' *''Petalothyris'' *''Petasmaia'' *''Petasmaria'' *''Petasmatherus'' *''Petrocrania'' *''Petroria'' *''Petshorospirifer'' *''Pexidella'' *''Phaceloorthis'' *'''''Phaneropora''''' *''Phapsirhynchia'' *''Pharcidodiscus'' *''Phenacozugmayerella'' *''Philhedra'' *''Philhedrella'' *''Philippotia'' *''Phlogoiderhynchus'' *''Phoenicitoechia'' *''Pholidostrophia'' *''Phragmophora'' *''Phragmorthis'' *''Phragmostrophia'' *''Phragmothyris'' *''Phrenophoria'' *''Phricodothyris'' *''Phyllonia'' *''Phymatothyris'' *''Physemella'' *''Physetorhynchia'' *''Physotreta'' *''Piarorhynchella'' *''Piarorhynchia'' *''Picnotreta'' *'''''Pictothyris''''' *''Pilkena'' *''Piloricilla'' *''Pinaxiothyris'' *''Pinegathyris'' *''Pinghuangella'' *''Pinguaella'' *''Pinguispirifer'' *''Pionodema'' *''Pionomena'' *''Pionopleurum'' *''Pionorthis'' *''Pionothyris'' *''Pirgulia'' *''Pirithyris'' *'''''Pirothyris''''' *''Pirotella'' *''Pirotothyris'' *''Pisirhynchia'' *''Placothyris'' *''Placotriplesia'' *''Plaesiomys'' *''Plagiorhyncha'' *''Planalvus'' *''Planatrypa'' *''Plancella'' *''Planicardina'' *''Planihaydenella'' *''Planirhynchia'' *''Planispina'' *''Planodouvillina'' *''Planoharknessella'' *''Planoproductus'' *''Planothyris'' *''Planovatirostrum'' *'''''Platidia''''' *''Platycancrinella'' *''Platyconcha'' *''Platyglossariorhynchus'' *''Platymena'' *''Platyorthis'' *''Platyrachella'' *''Platyselma'' *''Platyspirifer'' *''Platystrophia'' *''Platyterorhynchus'' *''Platythyris'' *''Platytoechia'' *''Plebejochonetes'' *''Plectambonites'' *''Plectatrypa'' *''Plectelasma'' *''Plectella'' *''Plectocamara'' *''Plectoconcha'' *''Plectodonta'' *''Plectodontella'' *''Plectoglossa'' *''Plectoidothyris'' *''Plectorhynchella'' *''Plectorthis'' *''Plectospira'' *''Plectosyntrophia'' *''Plectothyrella'' *''Plectothyris'' *''Plectotreta'' *''Plectotrophia'' *''Pleiopleurina'' *''Plekonella'' *''Plekonina'' *''Plesicarinatina'' *''Plesiothyris'' *''Plethorhyncha'' *''Pleuraloma'' *''Pleurelasma'' *''Pleurochonetes'' *''Pleurocornu'' *''Pleurodium'' *''Pleuropugnoides'' *''Pleurorthis'' *''Pleurothyrella'' *''Plicaea'' *''Plicanoplia'' *''Plicanoplites'' *''Plicarostrum'' *''Plicatifera'' *''Plicatiferina'' *''Plicatocyrtia'' *''Plicatoderbya'' *''Plicatolingula'' *''Plicatoria'' *''Plicatospiriferella'' *''Plicatosyrinx'' *''Plicidium'' *''Plicirhynchia'' *''Plicochonetes'' *''Plicocoelina'' *''Plicocyrtia'' *''Plicocyrtina'' *''Plicodevonaria'' *''Plicogypa'' *''Plicoplasia'' *''Plicoproductus'' *''Plicostricklandia'' *''Plicostropheodonta'' *''Plicotorynifer'' *''Plionoptycherhynchus'' *''Pliothyrina'' *''Ploughsharella'' *''Podolella'' *''Podtscheremia'' *''Poikilosakos'' *''Poloniproductus'' *''Polylasma'' *''Polymorpharia'' *''Polytoechia'' *''Pomatospirella'' *''Pomatotrema'' *''Pomeraniotreta'' *''Pomeromena'' *''Pompeckium'' *''Pompoecilorhynchus'' *''Pondospirifer'' *''Pontalorhynchia'' *''Pontielasma'' *''Pontisia'' *''Porambonites'' *''Porambonitoides'' *''Poramborthis'' *''Porostictia'' *''Portneufia'' *''Portranella'' *''Posicomta'' *''Postepithyris'' *''Pradochonetes'' *''Pradoia'' *''Praeangustothyris'' *''Praeargyrotheca'' *''Praecubanothyris'' *''Praecyclothyris'' *''Praegibbithyris'' *''Praegnamtenia'' *''Praegoniothyris'' *''Praehorridonia'' *''Praelacazella'' *''Praelacunosella'' *''Praelongithyris'' *''Praemonticlarella'' *''Praeneothyris'' *''Praeudesia'' *''Praewaagenoconcha'' *''Prantlina'' *''Prelissorhynchia'' *''Primipilaria'' *''Primorewia'' *''Prionorhynchia'' *''Prionothyris'' *''Proanadyrella'' *''Proatribonium'' *''Probolarina'' *''Probolionia'' *''Proboscidella'' *''Proboscidina'' *''Proboscisambon'' *''Procarinatina'' *''Procerulina'' *''Prochlidonophora'' *''Prochoristitella'' *''Proconchidium'' *''Prodavidsonia'' *''Productella'' *''Productellana'' *''Productellina'' *''Productelloides'' *''Productina'' *''Productorthis'' *''Productus'' *''Progonambonites'' *''Prokopia'' *''Prolazutkina'' *''Promarginifera'' *''Properotundirostrum'' *''Propriopugnus'' *''Propygope'' *''Prorensselaeria'' *''Proreticularia'' *''Prorichtofenia'' *''Prorugaria'' *''Proschizophoria'' *''Prosoponella'' *''Prospira'' *''Prosserella'' *''Prostricklandia'' *''Protambonites'' *''Protanidanthus'' *''Protathyris'' *''Protatrypa'' *''Proteguliferina'' *''Protegulorhynchia'' *''Proteorhynchia'' *''Proteorthis'' *''Protobolus'' *''Protochonetes'' *''Protocortezorthis'' *''Protocymostrophia'' *''Protodouvillina'' *''Protogamginifera'' *''Protogusarella'' *''Protohesperonomia'' *''Protoleptostrophia'' *''Protomegastrophia'' *''Protomendacella'' *''Protoniella'' *''Protophragmapora'' *''Protoreticularia'' *''Protorhyncha'' *''Protorthis'' *''Protoshaleria'' *''Protoskenidiodes'' *''Prototeguliferina'' *''Prototegulithyris'' *''Prototreta'' *''Protozeuga'' *''Protozyga'' *''Psamathopalass'' *''Psebajithyris'' *''Pseudatrypa'' *''Pseudoanisopleurella'' *''Pseudoantoquatonia'' *''Pseudoaulacothyris'' *''Pseudoavonia'' *''Pseudobolus'' *''Pseudobornhardtina'' *''Pseudocamaratoechia'' *''Pseudocamarophoria'' *''Pseudochonetes'' *''Pseudoconchidium'' *''Pseudocrania'' *''Pseudocyrtina'' *''Pseudoderbyia'' *''Pseudodicellomus'' *''Pseudodicoelosia'' *''Pseudodielasma'' *''Pseudodouvillina'' *''Pseudogibbirhynchia'' *''Pseudoglossirotoechia'' *''Pseudoglossothyris'' *''Pseudogruenewalldtia'' *''Pseudohalorella'' *''Pseudoharttina'' *''Pseudohomeospira'' *''Pseudokingena'' *''Pseudokymatothyris'' *''Pseudolabaia'' *''Pseudolaballa'' *''Pseudolepismatina'' *''Pseudoleptellina'' *''Pseudoleptodus'' *''Pseudolingula'' *''Pseudomarginifera'' *''Pseudomendacella'' *''Pseudomeristina'' *''Pseudometoptoma'' *''Pseudomimella'' *''Pseudomonticlarella'' *''Pseudomonticulifera'' *''Pseudonudirostra'' *''Pseudoparazyga'' *''Pseudopentagonia'' *''Pseudopholidops'' *''Pseudoporambonites'' *''Pseudoprotathyris'' *''Pseudopugnax'' *''Pseudopygoides'' *''Pseudorhaetina'' *''Pseudorostranteris'' *''Pseudorugitela'' *''Pseudosieberella'' *''Pseudosinotectirostrum'' *''Pseudospiriferina'' *''Pseudospondylospira'' *''Pseudostrophalosia'' *''Pseudostrophochonetes'' *''Pseudostrophomena'' *''Pseudosyringothyris'' *''Pseudosyrinx'' *''Pseudotybithyris'' *''Pseudouncinulus'' *''Pseudoundispirifer'' *''Pseudowattonithyris'' *''Pseudowellerella'' *''Pseudoyunnanella'' *''Psilocamara'' *''Psilocamerella'' *''Psiloria'' *''Psilothyris'' *''Psioidea'' *''Psioidiella'' *''Pteroplecta'' *''Pterospirifer'' *''Pterostrophia'' *''Ptilorhynchia'' *''Ptilotorhynchus'' *''Ptychoglyptus'' *''Ptychomaletoechia'' *''Ptychopeltis'' *''Ptychopleurella'' *''Ptyctorhynchia'' *''Ptyctothyris'' *''Ptygmactrum'' *''Puanatrypa'' *''Puanospirifer'' *''Pugilis'' *''Pugnaria'' *''Pugnax'' *''Pugnoides'' *''Pulchratia'' *''Pulsia'' *''Punctatrypa'' *''Punctocyrtella'' *''Punctolira'' *''Punctospirella'' *''Punctospirifer'' *''Punctothyris'' *''Punctspinatrypa'' *''Purdonella'' *''Pusillagutta'' *''Pustula'' *''Pustulatia'' *''Pustuloplica'' *''Pustulospiriferina'' *''Pycnobrochus'' *''Pycnoria'' *''Pygites'' *''Pygmaella'' *''Pygmochonetes'' *''Pygope'' *''Pyraeneica'' *''Pyramidathyris'' *''Pyramina'' {{div col end}}

==Q== [[Image:Quadriloba collletti pedunculate valve.jpg|thumb|right|View of the pedunculate valve of ''Quadriloba colletti'', Pragian]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Qianjiangella'' *''Qianomena'' *''Qiansispirifer'' *''Qilianoconcha'' *''Qilianotryma'' *''Qilianotrypa'' *''Qinghaispiriferina'' *''Qinglongia'' *''Qingthyris'' *''Qingyenia'' *''Qinlingia'' *''Qinlingotoechia'' *''Qispiriferina'' *''Quadratia'' *''Quadratirhynchia'' *''Quadrifarius'' *''Quadrisonia'' *''Quadrithyrina'' *''Quadrithyris'' *''Quadrochonetes'' *''Quangyuania'' *''Quasiavonia'' *''Quasidavidsonia'' *''Quasimartina'' *''Quasistrophonella'' *''Quasithambonia'' *''Quebecia'' *''Quinlingia'' *''Quinquenella'' *''Quiriagites'' *''Quizhouspirifer'' *''Quondogia'' {{div col end}}

==R== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Rackirhynchia'' *''Radiatrypa'' *''Radimatrypa'' *''Radiomena'' *''Rafanoglossa'' *''Rafinesquina'' *''Rahouiarhynchia'' *''Railtonella'' *''Ralia'' *''Rallacosta'' *''Ramavectus'' *''Ramovsina'' *''Ranorthis'' *''Raridium'' *''Rariella'' *''Rastelligera'' *''Ratburia'' *''Raunites'' *''Ravozetina'' *''Rawdonia'' *''Rectambitus'' *''Rectigypidida'' *''Rectirhynchia'' *''Rectithyris'' *''Rectotrophia'' *''Redlichella'' *''Reedoconcha'' *''Reeftonella'' *''Reeftonia'' *''Reflexia'' *''Reinversella'' *''Remnevitoechia'' *''Renaudia'' *''Rensselaeria'' *''Rensselaerina'' *''Rensselandia'' *''Rensselandioidea'' *''Replcoskenidioides'' *''Resserella'' *''Retaria'' *''Retichonetes'' *''Reticularia'' *''Reticulariina'' *''Reticulariopsis'' *''Reticulatia'' *''Reticulatochonetes'' *''Reticulatrypa'' *''Retimarginifera'' *''Retroplexus'' *''Retrorsirostra'' *''Retzia'' *''Retziella'' *''Retzispirifer'' *''Reuschella'' *''Reversella'' *''Rhactomena'' *''Rhactorhynchia'' *''Rhactorthis'' *''Rhaetina'' *''Rhaetinopsis'' *''Rhamnaria'' *''Rhapidothyris'' *''Rhenorensselaria'' *''Rhenostrophia'' *''Rhenothyris'' *''Rhinotreta'' *''Rhipidium'' *''Rhipidomella'' *''Rhipidomelloides'' *''Rhipidomena'' *''Rhipidothyris'' *''Rhizothyris'' *''Rhombaria'' *''Rhomboidella'' *''Rhombothyris'' *''Rhondellina'' *''Rhynchoferella'' *''Rhynchonella'' *''Rhynchonellina'' *''Rhynchonelloidea'' *''Rhynchonelloidella'' *''Rhynchonellopsis'' *''Rhynchopora'' *''Rhynchorina'' *''Rhynchorthis'' *''Rhynchospirifer'' *''Rhynchospirina'' *''Rhynchotetra'' *''Rhynchotetraoides'' *''Rhynchotrema'' *''Rhynchotreta'' *''Rhynchotretina'' *''Rhyncora'' *''Rhynobolus'' *''Rhynoleichus'' *''Rhyselasma'' *''Rhysostrophia'' *''Rhysotreta'' *''Rhyssochonetes'' *''Rhytialosia'' *''Rhytiophora'' *'''''Rhytirhynchia''''' *''Rhytisia'' *''Rhytisoria'' *''Rhytistrophia'' *''Richthofenia'' *''Rictia'' *''Rigauxia'' *''Rigbyella'' *''Rimirhynchia'' *''Rimirhynchopsis'' *''Riograndella'' *''Rionorhynchia'' *''Riorhynchia'' *''Rioultina'' *''Ripidiorhynchus'' *''Robertorthis'' *''Robinsonella'' *''Robustirhynchia'' *''Rochatorhynchia'' *''Rocheithyris'' *''Rochtex'' *''Roemerella'' *''Romingerina'' *''Rorespirifer'' *''Rosella'' *''Rosobolus'' *''Rossirhynchus'' *''Rossithyris'' *''Rostranteris'' *''Rostricellula'' *''Rostrirhynchia'' *''Rostrospirifer'' *''Rotaia'' *''Rotundostrophia'' *''Rouillieria'' *''Rowellella'' *''Rowleyella'' *''Rozmanaria'' *''Rudirhynchia'' *''Ruegenella'' *''Rufispirifer'' *''Rugaltarostrum'' *''Rugaria'' *''Rugatia'' *''Rugauris'' *''Rugia'' *''Rugicostella'' *''Rugitela'' *''Rugithyris'' *''Rugivestis'' *''Rugoclostus'' *''Rugoconcha'' *''Rugodavidsonia'' *''Rugoleptaena'' *''Rugolepyros'' *''Rugosatrypa'' *''Rugosochonetes'' *''Rugosomarginifera'' *''Rugosothyris'' *''Rugosowerbyella'' *''Rugostrophia'' *''Rurambonites'' *''Russiella'' *''Russirhynchia'' *''Rustella'' *''Ruthiphiala'' *''Rutorhynchia'' *''Rutrumella'' *''Ryocarhynchus'' *''Rzonsnickiana'' {{div col end}}

==S== {{compact ToC|side=yes|top=yes|num=yes}} thumb|''Stropheodonta demissa'' from the Silica Shale (Middle Devonian) of Michigan. [[File:Striispirifer niagarensis (Conrad, 1843).jpg|thumb|''Striispirifer niagarensis'' (Conrad, 1843) from the Rochester Shale, Member D; Sheinwoodian (Silurian) of New York.]]

{{div col|colwidth=20em}} *''Saccogonum'' *''Saccorhynchia'' *''Sacothyris'' *''Sacothyropsis'' *''Saesorthis'' *''Saetosina'' *''Sagueresia'' *''Saharonetes'' *''Sajakella'' *''Sakawairhynchia'' *''Salacorthis'' *''Salairella'' *''Salairina'' *''Salairotoechia'' *''Salanygolina'' *''Salgirella'' *''Salonia'' *''Salopia'' *''Salopina'' *''Salopinella'' *''Sampo'' *''Sandrella'' *''Sangiaothyris'' *''Sanjuanella'' *''Sanjuanetes'' *''Sanjuania'' *''Sanxiaella'' *''Sardope'' *''Sardorhynchia'' *''Sarganostega'' *''Sartenaerus'' = ''Centrorhynchus'' Sartenaer, 1970 (preoccupied)<ref name='Özdikmen'/> *''Sarytchevinella'' *''Satpakella'' *''Saucrobrochus'' *''Saucrorthis'' *''Saukrodictya'' *''Savageina'' *''Scacchinella'' *''Scalpellirhynchia'' *''Scambocris'' *''Scamnomena'' *''Scapharina'' *''Scaphelasma'' *''Scaphiocoelia'' *''Scaphorthis'' *''Sceletonia'' *''Scenesia'' *''Schachriomonia'' *''Schalidomorthis'' *''Schedophyla'' *''Schegultania'' *''Schellwienella'' *''Schistochonetes'' *''Schizambon'' *''Schizobolus'' *''Schizocrania'' *''Schizonema'' *''Schizopholis'' *''Schizophorella'' *''Schizophoria'' *''Schizoramma'' *''Schizoria'' *''Schizospirifer'' *''Schizostrophina'' *''Schizotreta'' *''Schizotretoides'' *''Schmidtites'' *''Schnurella'' *''Schrenkiella'' *''Schuchertella'' *''Schuchertellopsis'' *''Schuchertina'' *''Schwagerispira'' *''Scissicosta'' *''Scoloconcha'' *''Sculptospirifer'' *''Scumulus'' *''Scutepustula'' *''Securina'' *''Securithyris'' *''Sedenticellula'' *''Selenella'' *''Selennjachia'' *''Sellithyris'' *''Selloproductus'' *''Semenewia'' *''Semibrachythyrina'' *''Semicostella'' *''Semileptagonia'' *''Semilingula'' *''Seminucella'' *''Seminula'' *''Semiotoechia'' *''Semiplanella'' *''Semiplanus'' *''Semiproductus'' *''Semitreta'' *''Sendaithyris'' *''Senokosica'' *''Sentolunia'' *''Sentosia'' *''Sentosoioides'' *''Septacamera'' *''Septachonetes'' *''Septalaria'' *''Septalariopsis'' *''Septaliphoria'' *''Septaliphorioidea'' *''Septamphiclina'' *''Septapermella'' *''Septarinia'' *''Septasteges'' *''Septathyris'' *''Septatoechia'' *''Septatrypa'' *''Septemirostellum'' *'''''Septicollarina''''' *''Septiconcha'' *''Septirhynchia'' *''Septocamarella'' *''Septocrurella'' *''Septocyclothyris'' *''Septoparmella'' *''Septorthis'' *''Septospirifer'' *''Septospirigirella'' *''Septosyringothyris'' *''Septothyris'' *''Septulirhynchia'' *''Seratrypa'' *''Serbarinia'' *''Serbiarhynchia'' *''Serbiothyris'' *''Sergospirifer'' *''Sergunkovia'' *''Sericoidea'' *''Serratocrista'' *''Serrulatrypa'' *''Seseloisi'' *''Sestropoma'' *''Setigerites'' *''Settedabania'' *''Severella'' *''Severginella'' *''Shagamella'' *''Shaleria'' *''Shaleriella'' *''Sharpirhynchia'' *'''''Shimodaia''''' *''Shiquianella'' *''Shiragia'' *''Shishapangmaella'' *''Shlyginia'' *''Shordolella'' *''Shoshonorthis'' *''Shouxianella'' *''Shrockia'' *''Shumardella'' *''Siberiothyris'' *''Siberistrophia'' *''Sibiratrypa'' *''Sibiria'' *''Sibirispira'' *''Sibiritoechia'' *''Sicelia'' *''Sichuanrhynchis'' *''Sicorhyncha'' *''Sicularia'' *''Sieberella'' *''Sigmelasma'' *''Sigopallus'' *''Sikasella'' *''Silesiathyris'' *''Simplicarina'' *'''''Simpliciforma''''' *'''''Simplicithyris''''' *''Sinochonetes'' *''Sinoglossa'' *''Sinoproductella'' *''Sinorhynchia'' *''Sinorthis'' *''Sinoshaleria'' *''Sinostrophia'' *''Sinotectirostrum'' *''Sinotrimerella'' *''Sinuatella'' *''Sinucosta'' *''Sinucostella'' *''Sinuplicorhynchia'' *''Sinusella'' *''Siphonobolus'' *''Siphonosia'' *''Siphonotreta'' *''Sivorthis'' *''Skelidorygma'' *''Skenidioides'' *''Skenidium'' *''Slavinithyris'' *''Slovenirhynchia'' *''Smeathenella'' *''Smirnovaena'' *''Smirnovina'' *''Snezhnorhynchia'' *''Socraticum'' *''Sogxianthyris'' *''Sokolskya'' *''Solidipontirostrum'' *''Solitudinella'' *''Somalirhynchia'' *''Somalitela'' *''Somalithyris'' *''Sommeriella'' *''Sonculina'' *''Songzichonetes'' *''Soudleyella'' *''Sowerbina'' *''Sowerbyella'' *''Sowerbyites'' *''Spanodonta'' *''Spasskothyris'' *''Sphaerathyris'' *''Sphaerirhynchia'' *''Sphaeroidothyris'' *''Sphenalosia'' *''Sphenarina'' *''Sphenophragmus'' *''Sphenorhynchia'' *''Sphenorthis'' *''Sphenospira'' *''Sphenosteges'' *''Sphenotreta'' *''Sphriganaria'' *''Spinarella'' *''Spinatrypa'' *''Spinatrypina'' *''Spinauris'' *''Spinella'' *''Spinifrons'' *''Spinilingula'' *''Spinispirifer'' *''Spinocarinifera'' *''Spinochonetes'' *''Spinocyrtia'' *''Spinolepismatina'' *''Spinolyttonia'' *''Spinomarginifera'' *''Spinomartinia'' *''Spinoplasia'' *''Spinopunctatrypa'' *''Spinorthis'' *''Spinorugifera'' *''Spinospirifer'' *''Spinostrophia'' *''Spinulicosta'' *''Spinuliplica'' *''Spinulothele'' *''Spinulothyris'' *''Spirelytha'' *''Spirifer'' *''Spiriferella'' *''Spiriferellina'' *''Spiriferelloides'' *''Spiriferina'' *''Spiriferinaella'' *''Spiriferinoides'' *''Spirigerella'' *''Spirigerellina'' *''Spirigerina'' *''Spirinella'' *''Spirisosium'' *''Spiropunctifera'' *''Spitzbergenia'' *''Spondyglossella'' *''Spondylobolus'' *''Spondylopyxis'' *''Spondylospira'' *''Spondylostrophia'' *''Spondylothyris'' *''Spondylotreta'' *''Spuriosa'' *''Spurispirifer'' *''Spyridiophora'' *''Squamaria'' *''Squamathyris'' *''Squamatina'' *''Squamilingulella'' *''Squamiplana'' *''Squamirhynchia'' *''Squamularia'' *''Squamulariina'' *''Stainbrookia'' *''Stauromata'' *''Stegacanthia'' *''Stegerhynchops'' *''Stegerhynchus'' *''Stegocornu'' *''Stegorhynchella'' *''Steinhagella'' *''Stelckia'' *''Stenaulacorhynchus'' *''Stenocamara'' *''Stenoglossariorhynchus'' *''Stenogmus'' *''Stenometoporhynchus'' *''Stenopentamerus'' *''Stenorhynchia'' *''Stenorina'' *'''''Stenosarina''''' *''Stenoscisma'' *''Stepanoconchus'' *''Stepanoviella'' *''Stepanoviina'' *''Stereochia'' *''Stethothyris'' *''Stichotrophia'' *''Stictozoster'' *''Stilpnotreta'' *''Stiphrothyris'' *''Stipulina'' *''Stolmorhynchia'' *''Stolzenburgiella'' *''Straelenia'' *''Streptaria'' *''Streptis'' *''Streptopomum'' *''Streptorhynchus'' *'''''Striarina''''' *''Striatifera'' *''Striatochonetes'' *''Striatoproductella'' *''Striatopugnax'' *''Striatorhynchus'' *''Striatospica'' *''Stricklandia'' *''Stricklandiella'' *''Stricklandistrophia'' *''Strictozoster'' *''Strigirhynchia'' *''Strigospina'' *''Striirhynchia'' *''Striirichthofenia'' *''Striispirifer'' *''Striithyris'' *''Stringocephalus'' *''Stringodiscus'' *''Stringomimus'' *''Striochonetes'' *''Strixella'' *''Strongylobrochus'' *''Strongyloria'' *''Strophalosia'' *''Strophalosiella'' *''Strophalosiina'' *''Strophochonetes'' *''Strophodonta'' *''Strophomena'' *''Strophonella'' *''Strophonellites'' *''Strophonelloides'' *''Strophopleura'' *''Strophoprion'' *''Strophoproductus'' *''Strophorichthofenia'' *''Stroudithyris'' *''Struveina'' *''Struvethyris'' *''Sturtella'' *''Subansiria'' *''Subcuspidella'' *''Subglobosochonetes'' *''Subrensselandia'' *''Subriana'' *''Subsinucephalus'' *''Subspirifer'' *''Substriatifera'' *''Subtaeniothaerus'' *''Subtransmena'' *''Suessia'' *''Sufetirhyncha'' *''Suiaella'' *''Sulcataria'' *''Sulcathyris'' *''Sulcatina'' *''Sulcatinella'' *''Sulcatorthis'' *''Sulcatospira'' *''Sulcatospirifer'' *''Sulcatostrophia'' *''Sulcatothyris'' *''Sulcicosta'' *''Sulcicostula'' *''Sulciphoria'' *''Sulciplica'' *''Sulciplicatatrypa'' *''Sulcirhynchia'' *''Sulcirostra'' *''Sulcirugaria'' *''Sulcispiriferina'' *''Sulcorhynchia'' *''Sulcupentamerus'' *''Sulevorthis'' *''Supertrilobus'' *''Surindia'' *'''''Surugathyris''''' *''Svalbardia'' *''Svalbardoproductus'' *''Svaljavithyris'' *''Svetlania'' *''Svobodaina'' *''Swaicoelia'' *''Swantonia'' *''Symmatrypa'' *''Symphythyris'' *''Synatrypa'' *''Syndielasma'' *'''''Syntomaria''''' *''Syntrophia'' *''Syntrophina'' *''Syntrophinella'' *''Syntrophioides'' *''Syntrophodonta'' *''Syntrophopsis'' *''Sypharatrypa'' *''Syringospira'' *''Syringothyris'' *''Systenothyris'' {{div col end}}

==T== thumb|right|View of the brachial valve of ''Thecidea papillata'' (Upper Cretaceous) [[File:Tetractinella trigonella - MUSE.jpg|thumb|''Tetractinella trigonella'' at MUSE - Science Museum in Trento]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Tabarhynchus'' *''Tabellina'' *''Tacinia'' *''Tadschikia'' *''Taemostrophia'' *''Taeniothaerus'' *''Taffia'' *''Tafilaltia'' *''Taimyrella'' *''Taimyropsis'' *''Taimyrothyris'' *''Taimyrrhynx'' *''Tainotoechia'' *''Tainuirhynchia'' *''Talasoproductus'' *''Talentella'' *''Taleoleptaena'' *''Talovkorhynchia'' *''Tamarella'' *''Tanakura'' *''Tanerhynchia'' *''Tanggularella'' *''Tangshanella'' *''Tangxiangia'' *''Tannuspirifer'' *''Tanyoscapha'' *''Tanyothyris'' *''Taoqupospira'' *''Tapajotia'' *''Taphrodonta'' *''Taphrorthis'' *''Taphrosestria'' *''Tarandrospirifer'' *''Tarfaya'' *''Tarutiglossa'' *''Tashanomena'' *''Tasmalella'' *''Tastaria'' *''Tatjamoa'' *''Tatjania'' *'''''Thaumatosia''''' *''Tauromenia'' *''Taurothyris'' *''Tautosia'' *''Tazzarinia'' *''Tchadania'' *''Tcharella'' *''Tchegemithyris'' *''Tcherskidium'' *''Tecnocyrtina'' *''Tectarea'' *''Tectatrypa'' *''Tegulella'' *''Teguliferina'' *''Tegulithyris'' *''Tegulocrea'' *''Tegulorhynchia'' *''Teichertina'' *''Teichostrophia'' *''Telaeoshaleria'' *''Teleoproductus'' *''Telothyris'' *''Tenellodermis'' *''Tenisia'' *''Tenticospirifer'' *''Tenuiatrypa'' *''Tenuichonetes'' *''Tenuicostella'' *''Tenuisinurostrum'' *''Teratelasma'' *''Teratelasmella'' *''Terebratalia'' *''Terebrataliopsis'' *'''''Terebratella''''' *''Terebratula'' *'''''Terebratulina''''' *''Terebratuloidea'' *''Terebrirostra'' *''Terrakea'' *''Tesuquea'' *'''''Tethyrhynchia''''' *''Tetjuchithyris'' *''Tetracamera'' *''Tetractinella'' *''Tetragonetes'' *''Tetraloba'' *''Tetralobula'' *''Tetraodontella'' *''Tetraphalerella'' *''Tetrarhynchia'' *''Tetratomia'' *''Texarina'' *''Texathyris'' *''Thaerodonta'' *''Thamnosia'' *''Thaumatrophia'' *''Thebesia'' *''Thecidea'' *''Thecidella'' *'''''Thecidellina''''' *''Thecidiopsis'' *''Thecocyrtella'' *''Thecocyrtelloidea'' *''Thecospira'' *''Thecospirella'' *''Thecospiropsis'' *''Thedusia'' *''Theodossia'' *''Thiemella'' *''Thliborhynchia'' *''Thomasaria'' *''Thomasella'' *''Thuleproductus'' *''Thurmannella'' *''Thyratryaria'' *''Thysanobolus'' *''Thysanotos'' *''Tiaretithyris'' *''Tibetatrypa'' *''Tibetothyris'' *''Tichirhynchus'' *'''''Tichosina''''' *''Tilasia'' *''Timalina'' *''Timaniella'' *''Timanospirifer'' *''Timorhynchia'' *''Timorina'' *''Tingella'' *''Tipispirifer'' *''Tiramnia'' *''Tismanorthis'' *''Tissintia'' *''Titanambonites'' *''Titanaria'' *''Titanomena'' *''Titanothyris'' *''Tityrophoria'' *''Tivertonia'' *''Tobejalotreta'' *''Togaella'' *''Togatrypa'' *''Tolmatchoffia'' *''Tomasina'' *''Tomestenoporhynchus'' *''Tomilia'' *''Tomiopsis'' *''Tomiproductus'' *''Tonasirhynchia'' *''Tongzithyris'' *''Tonsella'' *''Toquimaella'' *''Toquimia'' *''Tornquistia'' *''Torquirhynchia'' *''Torynechus'' *''Torynelasma'' *''Torynifer'' *''Toryniferella'' *''Tosuhuthyris'' *''Totia'' *''Tourmakeadia'' *''Toxonelasma'' *''Toxorthis'' *''Transennatia'' *''Transversaria'' *''Trasgu'' *''Trautscholdia'' *''Treioria'' *''Trematis'' *''Trematobolus'' *''Trematorthis'' *''Trematosia'' *''Trematospira'' *''Treptotreta'' *''Tretorhynchia'' *''Triadispira'' *''Triadithyris'' *''Triangope'' *''Triasorhynchia'' *''Triathyris'' *''Trichochonetes'' *''Trichorhynchia'' *''Trichothyris'' *''Tricoria'' *''Tridensilis'' *''Trifidarcula'' *''Trifidorostellum'' *''Trigonatrypa'' *''Trigonellina'' *''Trigonirhynchella'' *''Trigonirhynchia'' *''Trigonirhynchioides'' *''Trigonithyris'' *''Trigonoglossa'' *''Trigonosemus'' *''Trigonospirifer'' *''Trigonotreta'' *''Trigonotrophia'' *''Trigrammaria'' *''Trilobostrophia'' *''Trimerella'' *''Trimurellina'' *''Triplesia'' *''Triseptata'' *''Triseptothyris'' *''Tritoechia'' *''Trochalocyrtina'' *''Trochifera'' *''Trondorthis'' *''Tropeothyris'' *''Trophisina'' *''Tropidelasma'' *''Tropidoglossa'' *''Tropidoleptus'' *''Tropidothyris'' *''Trotlandella'' *''Trucizetina'' *''Truncalosia'' *''Truncatenia'' *''Tschatkalia'' *''Tschernyschewia'' *''Tscherskidium'' *''Tshemsarythyris'' *''Tubaria'' *''Tubegatanella'' *''Tuberella'' *''Tubersulculatella'' *''Tubersulculus'' *''Tubithyris'' *''Tubulostrophia'' *''Tudiaophomena'' *''Tulathyris'' *''Tulcumbella'' *''Tulipina'' *''Tuloja'' *''Tulungospirifer'' *''Tumarinia'' *''Tunethyris'' *''Tungussotoechia'' *''Tunisiglossa'' *''Tuotalania'' *''Turarella'' *''Turganiella'' *''Turgenostrophia'' *''Turkmenithyris'' *''Turriculum'' *''Tuvaechonetes'' *''Tuvaella'' *''Tuvaerhynchus'' *''Tuvaestrophia'' *''Tuvinia'' *''Twenhofelia'' *''Tyersella'' *''Tylambonites'' *''Tyloplecta'' *''Tylospiriferina'' *''Tylothyris'' *''Tyrganiella'' *''Tyronella'' *''Tyryrhynchus'' {{div col end}}

==U== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Uchtella'' *''Uchtospirifer'' *''Uexothyris'' *''Ufonicoelia'' *''Ujandinella'' *''Ujukites'' *''Ukoa'' *''Ulbospirifer'' *''Uldziathyris'' *''Umboanctus'' *''Uncinella'' *''Uncinulus'' *''Uncinunellina'' *''Uncisteges'' *''Uncites'' *''Uncitispira'' *''Undaria'' *''Undatrypa'' *''Undelella'' *''Undellaria'' *''Undiferina'' *''Undispirifer'' *''Undispiriferoides'' *''Undithyrella'' *''Undulella'' *''Undulorhyncha'' *''Uniplicatorhynchia'' *''Unispirifer'' *''Uralella'' *''Uraloconchus'' *''Uraloproductus'' *''Uralorhynchia'' *''Uralospira'' *''Uralospirifer'' *''Uralotoechia'' *''Urbanirhynchia'' *''Urella'' *''Urushtenia'' *''Urushtenoidea'' *''Ushkolia'' *''Ussunia'' *''Ussuricamara'' *''Ussurichonetes'' *''Ussurirhynchia'' {{div col end}}

==V== {{compact ToC|side=yes|top=yes|num=yes}} [[Image:Victorithyris peterboroughensis brachial valve.jpg|thumb|right|View of the brachial valve of ''Victorithyris peterboroughensis'', Miocene]]

{{div col|colwidth=20em}} *''Vaculina'' *''Vadimia'' *''Vadum'' *''Vaga'' Sapel'nikov & Rukavishnikova, 1973 jr. homonym of ''Vaga'' Zimmerman, 1958, a butterfly. *''Vagranella'' *''Vagrania'' *''Valcourea'' *''Valdaria'' *'''''Valdiviathyris''''' *''Vallomyonia'' *''Vandalotreta'' *''Vandercammenina'' *''Vandobiella'' *''Vaniella'' *''Variatrypa'' *''Vectella'' *''Vediproductus'' *''Veerersalosia'' *''Veghirhynchia'' *''Veliseptum'' *''Vellamo'' *''Velostrophia'' *''Venezuelia'' *''Verchojania'' *''Verkhotomia'' *''Vermiculothecidea'' *''Verneuilia'' *''Vex'' *''Viallithyris'' *''Viarhynchia'' *''Victorithyris'' *''Viligella'' *''Viligothyris'' *''Villicundella'' *''Vincentirhynchia'' *''Viodostrophia'' *''Virbium'' *''Virgiana'' *''Virgianella'' *''Virginiata'' *''Virgoria'' *''Visbyella'' *''Vitiliproductus'' *''Vitimetula'' *''Vladimirella'' *''Vladimirirhynchus'' *''Voiseyella'' *''Volborthia'' *''Volgathyris'' *''Volirhynchia'' *''Voskopitoechia'' *''Vosmiverstum'' {{div col end}}

==W== [[Image:Kingena wacoensis brachial valve.jpg|thumb|right|A ''Waconella wacoensis'' lampshell, view of the brachial valve, 16mm along the axis, collected from the Main Street Formation, Denton County, Texas, USA, from the final stage of the Lower Cretaceous (Albian)]] {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Waagenites'' *''Waagenoconcha'' *''Waconella'' *''Wadiglossa'' *''Waikatorhynchia'' *''Waiparia'' *''Wairakiella'' *''Wairakirhynchia'' *''Waisiuthyrina'' *''Walcottina'' *''Walkerithyris'' *''Waltonia'' *''Wangyuia'' *''Wardakia'' *''Warrenella'' *''Warrenellina'' *''Warsawia'' *''Waterhouseiella'' *''Wattonithyris'' *''Webbyspira'' *''Weberithyris'' *''Weibeia'' *''Weiningia'' *''Weizhouella'' *''Weldonithyris'' *''Wellerella'' *''Wenxianirhynchus'' *''Werneckeella'' *''Werriea'' *''Westbroekina'' *''Westonia'' *''Westonisca'' *''Westralicrania'' *''Whidbornella'' *''Whitfieldella'' *''Whitspakia'' *''Whittardia'' *''Wilberrya'' *''Wilsoniella'' *''Wimanella'' *''Wimanoconcha'' *''Wiradjuriella'' *''Wittenburgella'' *''Worobievella'' *''Wulongella'' *''Wulungguia'' *''Wutubulakia'' *''Wyatkina'' *''Wyella'' *''Wyndhamia'' *''Wynnia'' *''Wysogorskiella'' {{div col end}}

==X== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Xanastur'' *''Xanthea'' *''Xenambonites'' *''Xenelasma'' *''Xenelasmella'' *''Xenelasmopsis'' *''Xeniopugnax'' *''Xenizostrophia'' *'''''Xenobrochus''''' *''Xenocryptonella'' *''Xenomartinia'' *''Xenorina'' *''Xenorthis'' *''Xenosaria'' *''Xenosteges'' *''Xenostina'' *''Xenostrophia'' *''Xenothyris'' *''Xerospirifer'' *''Xerxespirifer'' *''Xestosia'' *''Xestosina'' *''Xestotrema'' *''Xiangzhounia'' *''Xiaobangdaia'' *''Xinanorthis'' *''Xinanospirifer'' *''Xinjiangiproductus'' *''Xinjiangospirifer'' *''Xinjiangthyris'' *''Xinshaoella'' *''Xinshaoproductus'' *''Xizangostrophia'' *''Xysila'' *''Xystostrophia'' {{div col end}}

==Y== {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Yabeithyris'' *''Yagonia'' *''Yakovlevia'' *''Yakutijaella'' *''Yalongia'' *''Yanbianella'' *''Yanetechia'' *''Yangkongia'' *''Yangtzeella'' *''Yanguania'' *''Yanishewskiella'' *''Yanospira'' *''Yaonoiella'' *''Yarirhynchia'' *''Yekerpene'' *''Yeosinella'' *''Yeothyris'' *''Ygerodiscus'' *''Yichangorthis'' *''Yidunella'' *''Yidurella'' *''Yingwuspirifer'' *''Yochelsonia'' *''Yongjia'' *''Yorkia'' *''Ypsilorhynchus'' *''Yuanbaella'' *''Yuezhuella'' *''Yukiangites'' *''Yulongella'' *''Yunnanella'' *''Yunnanoleptaena'' *''Yunshanella'' {{div col end}}

==Z== thumb|''Zygospira modesta'', an atrypid brachiopod from the Waynesville Formation, Upper Ordovician, southern Ohio. {{compact ToC|side=yes|top=yes|num=yes}}

{{div col|colwidth=20em}} *''Zaissania'' *''Zanclorhyncha'' *''Zdimir'' *''Zdimirella'' *''Zeilleria'' *''Zeillerina'' *''Zellania'' *''Zeravshania'' *''Zeravshanotoechia'' *''Zeugopleura'' *''Zeuschneria'' *''Zhantella'' *''Zhejiangella'' *''Zhejiangorthis'' *''Zhejiangospirifer'' *''Zhenania'' *''Zhexichonetes'' *''Zhidothyris'' *''Zhonghuacoelia'' *''Zhongpingia'' *''Zia'' *''Ziganella'' *''Zilimia'' *''Zittelina'' *''Zlichopyramis'' *''Zlichorhynchus'' *''Zonathyris'' *''Zophostrophia'' *''Zugmayerella'' *''Zugmayeria'' *'''''Zygonaria''''' *''Zygatrypa'' *''Zygospira'' *''Zygospirella'' {{div col end}}

== References == {{reflist}}

List of genera