Alvania pseudosyngenes

Alvania pseudosyngenes
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Littorinimorpha
Family:	Rissoidae
Genus:	Alvania
Species:	A. pseudosyngenes
Binomial name
	Alvania pseudosyngenes; Warén, 1973
Synonyms
	Cingula syngenesVerrill, 1884; Rissoa syngenesA. E. Verrill, 1884 sensu Friele & Grieg, 1901 ·;

Last updated November 10, 2025

Alvania pseudosyngenes is a species of small sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.^[1]

Distribution

This species occurs in the Atlantic Ocean off Northern Norway.

Description

The maximum recorded shell length is 3.5 mm.^[2]

Habitat

Minimum recorded depth is 199 m.^[2] Maximum recorded depth is 199 m.^[2]

References

↑ Alvania pseudosyngenes Warén, 1973 . Gofas, S. (2009). Alvania pseudosyngenes Warén, 1973. In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141229 on 9 August 2010 .
1 2 3 Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi : 10.1371/journal.pone.0008776 .

Warén A. (1973). Revision of the Rissoidae of the Norwegian North Atlantic Expedition 1876-1878. Sarsia 53: 1-14
Sysoev A.V. (2014). Deep-sea fauna of European seas: An annotated species check-list of benthic invertebrates living deeper than 2000 m in the seas bordering Europe. Gastropoda. Invertebrate Zoology. Vol.11. No.1: 134–155

External links

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[WoRMS-1] Alvania pseudosyngenes Warén, 1973 . Gofas, S. (2009). Alvania pseudosyngenes Warén, 1973. In: Bouchet, P.; Gofas, S.; Rosenberg, G. World Marine Mollusca database. Accessed through the World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141229 on 9 August 2010 .

[Welch_2010-2] 1 2 3 Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi : 10.1371/journal.pone.0008776 .

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