{{Short description|Species of gastropod}} {{Speciesbox | image = | image_caption = | taxon = Alvania hallgassi | authority = Amati & Oliverio, 1985 | synonyms_ref = | synonyms = }}

'''''Alvania hallgassi''''' is a species of small sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.<ref name="WoRMS">{{WRMS species|141193|''Alvania hallgassi'' Amati & Oliverio, 1985|||Gofas, S. (2009). Alvania hallgassi Amati & Oliverio, 1985. In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at <nowiki>http://www.marinespecies.org/aphia.php?p=taxdetails&id=141193</nowiki> on 9 August 2010}}</ref>

==Description== The length of the shell varies between 2&nbsp;mm and 3&nbsp;mm. {{Expand section|date=December 2023}}

==Distribution== This marine species occurs off Otranto, Italy; also off Greece.

==References== {{Reflist}} * Amati B. & Oliverio M. (1985). Alvania (Alvaniella) hallgassii sp. n. (Gastropoda, Prosobranchia). Notiziario del C.I.S.MA. 6(1-2): 28-34 * Romani L. (2014). Alvania dalmatica Buzzurro et Prkic, 2007 (Gastropoda Rissoidae): range extension, shell variability, habitat and relationships with A. hallgassi Amati et Oliverio, 1985. Biodiversity Journal. 5(4): 509-514

==External links== * [http://www.vliz.be/imisdocs/publications/ocrd/254404.pdf Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180-213] * [https://www.researchgate.net/profile/Thanasis-Manousis/publication/355370005_The_Marine_Mollusca_of_Greece_an_up-to-date_systematic_catalogue_documented_with_bibliographic_and_pictorial_references/links/616d52c6b90c5126626111b2/The-Marine-Mollusca-of-Greece-an-up-to-date-systematic-catalogue-documented-with-bibliographic-and-pictorial-references.pdf Thanasis Manousis, The Marine Mollusca of Greece: an up-to-date, systematic catalogue, documented with bibliographic and pictorial references] * [https://www.conchology.be/?t=263&family=RISSOIDAE%20RISSOINAE&fullspecies=Alvania%20hallgassi&shellID=42841 Conchology.be: image]

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hallgassi Category:Gastropods described in 1985 Category:Taxa named by Bruno Amati Category:Taxa named by Marco Oliverio

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