# Distorsio

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{{Short description|Genus of gastropods}}
{{Automatic taxobox
| image = Distorsio anus.jpg
| image_caption = Apertural view of a [shell](/source/gastropod_shell) of ''[Distorsio anus](/source/Distorsio_anus)'' (Linnaeus, 1758)
| image2 = Distorsio decipiens 01.JPG
| image2_caption = Five views of a shell of ''[Distorsio decipiens](/source/Distorsio_decipiens)''
| taxon = Distorsio
| authority = Bolten, 1798<ref>[http://www.ubio.org/NZ/detail.php?uid=61209&d=1 Nomenclator Zoologicus info]</ref>
| type_species= ''Murex anus'' <small>Linnaeus, 1758</small>
| synonyms_ref = <ref name = "WoRMS" />
| synonyms =* ''Calcarella'' <small>Souleyet, 1850</small>
* ''Distorsio (Distorsio)'' <small>Röding, 1798</small>
* ''Distorsio (Rhysema)'' <small>Clench & Turner, 1957</small>
* ''Distorta'' <small>Perry, 1811</small>
* ''Distortrix'' <small>Link, 1807</small>
* ''Persona'' <small>Montfort, 1810</small>
|display_parents= 3
}}

'''''Distorsio''''' is a [genus](/source/genus) of medium-sized [sea snail](/source/sea_snail)s, [marine](/source/marine_(ocean)) [gastropod](/source/gastropod) [mollusk](/source/mollusk)s in the [family](/source/Family_(taxonomy)) [Personidae](/source/Personidae), the ''Distortio'' snails.<ref name="WoRMS">Rosenberg, G.; Gofas, S. (2015). Distorsio. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=138329 on 2015-12-27</ref>

==Description==
The shell is subturreted. The [whorl](/source/Whorl_(mollusc))s are distorted. The [aperture](/source/Aperture_(mollusc)) is irregular, contracted and ringent. The [siphonal canal](/source/siphonal_canal) is recurved. The inner [lip](/source/Lip_(gastropod)) is dilated lamellar and rugosely indented. The [columella](/source/Columella_(gastropod)) is excavated and verrucosely plicate. The outer lip is sinuous and internally plicato-dentate.<ref>[https://www.biodiversitylibrary.org/page/3782650 Adams, H. & Adams, A. (1853-1858). The genera of Recent Mollusca; arranged according to their organization. London, van Voorst. Vol. 1: xl + 484 pp.; vol. 2: 661 pp.; vol. 3: 138 pls]</ref>

==Species==
Species within the genus ''Distorsio'' include:
* ''[Distorsio anus](/source/Distorsio_anus)'' <small>(Linnaeus, 1758)</small>
* † ''[Distorsio biangulata](/source/Distorsio_biangulata)'' <small>Beu, 2010</small> 
* ''[Distorsio burgessi](/source/Distorsio_burgessi)'' <small>Lewis, 1972</small>
* † ''[Distorsio cancellina](/source/Distorsio_cancellina)'' <small>(Lamarck, 1803)</small> 
* ''[Distorsio clathrata](/source/Distorsio_clathrata)'' <small>(Lamarck, 1816)</small>
* ''[Distorsio constricta](/source/Distorsio_constricta)'' <small>(Broderip, 1833)</small>
* ''[Distorsio decussata](/source/Distorsio_decussata)'' <small>(Valenciennes, 1832)</small>
* † ''[Distorsio djunggranganensis](/source/Distorsio_djunggranganensis)'' <small>(K. Martin, 1916)</small> 
* ''[Distorsio euconstricta](/source/Distorsio_euconstricta)'' <small>Beu, 1987</small>
* †  ''[Distorsio floridana](/source/Distorsio_floridana)'' <small>(J. Gardner, 1947)</small> †
* ''[Distorsio globosa](/source/Distorsio_globosa)'' <small>Nolf, 2014</small>
* ''[Distorsio graceiellae](/source/Distorsio_graceiellae)'' <small>Parth, 1989</small>
* ''[Distorsio habei](/source/Distorsio_habei)'' <small>Lewis, 1972</small>
* ''[Distorsio kurzi](/source/Distorsio_kurzi)'' <small>Petuch & Harasewych, 1980</small>
* ''[Distorsio mcgintyi](/source/Distorsio_mcgintyi)'' E<small>merson & Puffer, 1953</small>
* † ''[Distorsio metableta](/source/Distorsio_metableta)'' <small>(Cossmann, 1903)</small> 
* ''[Distorsio micalii](/source/Distorsio_micalii)'' <small>T. Cossignani, 2023</small>
* ''[Distorsio minoruohnishii](/source/Distorsio_minoruohnishii)'' <small>Parth, 1989</small>
* ''[Distorsio muehlhaeusseri](/source/Distorsio_muehlhaeusseri)'' <small>Parth, 1990</small>
* ''[Distorsio parvimpedita](/source/Distorsio_parvimpedita)'' <small>Beu, 1998</small>
* ''[Distorsio perdistorta](/source/Distorsio_perdistorta)'' <small>Fulton, 1938</small>
* ''[Distorsio reticularis](/source/Distorsio_reticularis)'' <small>(Linnaeus, 1758)</small>
* ''[Distorsio ridens](/source/Distorsio_ridens)'' <small>(Reeve, 1844)</small> 
* † ''[Distorsio ringens](/source/Distorsio_ringens)'' <small>(R. A. Philippi, 1887)</small> 
* † ''[Distorsio simillima](/source/Distorsio_simillima)'' <small>(G. B. Sowerby I, 1850)</small> 
* ''[Distorsio smithi](/source/Distorsio_smithi)'' <small>(von Maltzan, 1884)</small>
* ''[Distorsio somalica](/source/Distorsio_somalica)'' <small>Parth, 1990</small>

Species which are synonyms or were incorrectly placed in the genus ''Distorsio'':
* ''Distorsio acuta'' Perry, 1811: synonym of ''[Distorsio reticularis](/source/Distorsio_reticularis)'' (Linnaeus, 1758)
* ''Distorsio arcularia'' Röding, 1798: synonym of ''[Nassarius arcularia arcularia](/source/Nassarius_arcularia_arcularia)'' (Linnaeus, 1758)
* ''Distorsio communis'' Röding, 1798: synonym of ''[Nassarius stolatus](/source/Nassarius_stolatus)'' (Gmelin, 1791)
* ''Distorsio decipiens'' <small>(Reeve, 1844)</small>: synonym of ''[Distorsio reticularis](/source/Distorsio_reticularis)'' <small>(Linnaeus, 1758)</small>
* ''Distorsio francesae'' Iredale, 1931: synonym of ''[Distorsio reticularis](/source/Distorsio_reticularis)'' (Linnaeus, 1758)
* ''Distorsio horrida'' Kuroda & Habe in Habe, 1961: synonym of ''[Distorsio perdistorta](/source/Distorsio_perdistorta)'' Fulton, 1938
* ''Distorsio jenniernestae'' <small>Emerson & Piech, 1992</small>: synonym of ''[Distorsio ridens](/source/Distorsio_ridens)'' <small>(Reeve, 1844)</small>
* ''Distorsio lewisi'' Beu, 1978: synonym of ''[Distorsionella lewisi](/source/Distorsionella_lewisi)'' (Beu, 1978)
* ''Distorsio mcgintyi'' Emerson & Puffer, 1953: synonym of ''Distorsio constricta mcgintyi'' Emerson & Puffer, 1953
* ''Distorsio muricina'' Röding, 1798: synonym of ''[Gutturnium muricinum](/source/Gutturnium_muricinum)'' (Röding, 1798)
* ''Distorsio plicata'' Röding, 1798: synonym of ''[Nassarius arcularia plicatus](/source/Nassarius_arcularia_plicatus)'' (Röding, 1798)
* ''Distorsio pusilla'' Pease, 1861: synonym of ''[Distorsomina pusilla](/source/Distorsomina_pusilla)'' (Pease, 1861)
* ''Distorsio reticulata'' Röding, 1798: synonym of ''[Distorsio reticularis](/source/Distorsio_reticularis)'' (Linnaeus, 1758)
* ''Distorsio robinsoni'' Petuch, 1987: synonym of ''[Distorsio clathrata](/source/Distorsio_clathrata)'' (Lamarck, 1816)
* † ''Distorsio septemdentata'' <small>Gabb, 1860</small>: synonym of † ''[Personopsis septemdentata](/source/Personopsis_septemdentata)'' <small>(Gabb, 1860)</small> 
* ''Distorsio ventricosa'' <small>Kronenberg, 1994</small>: synonym of ''[Distorsio muehlhaeusseri](/source/Distorsio_muehlhaeusseri)'' <small>Parth, 1990</small>

==References==
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Category:Personidae

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Adapted from the Wikipedia article [Distorsio](https://en.wikipedia.org/wiki/Distorsio) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Distorsio?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.