Psednos

Psednos
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Perciformes
Suborder:	Cottoidei
Family:	Liparidae
Genus:	Psednos; Barnard, 1927
Type species
	Psednos micrurus; Barnard, 1927
Synonyms
	Protopsednos Andriashev, 2003;

Psednos is a genus of snailfishes found in all the world's oceans.

Species

There are currently 35 recognized species in this genus:²³

Psednos andriashevi Chernova, 2001 (Andriashev's dwarf snailfish)
Psednos anoderkes Chernova & Stein, 2002
Psednos argyrogaster Stein, 2012³
Psednos balushkini Stein, Chernova & Andriashev, 2001 (Palemouth snailfish)
Psednos barnardi Chernova, 2001 (Blackchin dwarf snailfish)
Psednos carolinae Stein, 2005
Psednos cathetostomus Chernova & Stein, 2002
Psednos chathami Stein, 2012³
Psednos christinae Andriashev, 1992 (European dwarf snailfish)
Psednos cryptocaeca Stein, 2012³
Psednos delawarei Chernova & Stein, 2002
Psednos dentatus Chernova & Stein, 2002
Psednos gelatinosus Chernova, 2001 (Gelatinous dwarf snailfish)
Psednos griseus Chernova & Stein, 2002
Psednos groenlandicus Chernova, 2001 (Greenland dwarf snailfish)
Psednos gulliensis Chernova & Lujan, 2025⁴
Psednos harteli Chernova, 2001 (Hartel's dwarf snailfish)
Psednos islandicus Chernova & Stein, 2002
Psednos longiventris Stein, 2012³
Psednos melanocephalus Chernova & Stein, 2002
Psednos mexicanus Chernova & Stein, 2002
Psednos microps Chernova, 2001 (Smalleye dwarf snailfish)
Psednos microstomus Stein, 2012³
Psednos micruroides Chernova, 2001 (Multipore dwarf snailfish)
Psednos micrurus Barnard, 1927 (Barnard's dwarf snailfish)
Psednos mirabilis Chernova, 2001 (Marvelous dwarf snailfish)
Psednos nataliae Stein & Andriyashev, 2001 (Darkgill snailfish)
Psednos nemnezi Stein, 2012³§
Psednos pallidus Chernova & Stein, 2002
Psednos platyoperculosus Stein, 2012³
Psednos sargassicus Chernova, 2001 (Sargasso dwarf snailfish)
Psednos spirohira Chernova & Stein, 2002
Psednos steini Chernova, 2001 (Stein's dwarf snailfish)
Psednos struthersi Stein, 2012³
Psednos whitleyi Stein, Chernova & Andriashev, 2001 (Bigcheek snailfish)

References

Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Liparidae". Catalog of Fishes. California Academy of Sciences. Retrieved 27 March 2023.
Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Psednos". FishBase. December 2012 version.
Stein, D.L. (2012): A Review of the Snailfishes (Liparidae, Scorpaeniformes) of New Zealand, Including Descriptions of a New Genus and Sixteen New Species. Zootaxa, 3588: 1–54.
Natalia Chernova; Nathan K. Lujan; Trevor J. Kenchington (2025-12-15). "Snailfishes (Cottoidei: Liparidae) from the Gully submarine canyon, western North Atlantic, with descriptions of two new species in Paraliparis and Psednos". Canadian Journal of Zoology. 103: 1–18. doi:10.1139/cjz-2025-0101. ISSN 0008-4301.

[CofF-1] Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Liparidae". Catalog of Fishes. California Academy of Sciences. Retrieved 27 March 2023.

[2] Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Psednos". FishBase. December 2012 version.

[Stein2012-3] Stein, D.L. (2012): A Review of the Snailfishes (Liparidae, Scorpaeniformes) of New Zealand, Including Descriptions of a New Genus and Sixteen New Species. Zootaxa, 3588: 1–54.

[4] Natalia Chernova; Nathan K. Lujan; Trevor J. Kenchington (2025-12-15). "Snailfishes (Cottoidei: Liparidae) from the Gully submarine canyon, western North Atlantic, with descriptions of two new species in Paraliparis and Psednos". Canadian Journal of Zoology. 103: 1–18. doi:10.1139/cjz-2025-0101. ISSN 0008-4301.

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