Biology:Abyssocottus

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Abyssocottus is a genus of ray-finned fishes belonging to the family Cottidae, the typical sculpins. These sculpins are endemic to Lake Baikal in Russia.

Taxonomy

Abyssocottus was first proposed as a genus by the Russian ichthyologist Lev Berg with Abyssocottus korotneffi designated as its type species.[1] The 5th edition of Fishes of the World classified this genus within the subfamily Abyssocottinae.[2] However, other authorities have used phylogenetic studies which have found that Baikal sculpins that were classified in the subfamilies Comephorinae and Abyssocottinae by Fishes of the World radiated from an ancestor which was likely to be within the genus Cottus and that the classification of the Baikal sculpins in a different taxon from Cottus was paraphyletic.[3][4]

Species

There are currently six recognized species in this genus,[5] in two subgenera.[6]

Subgenus Abyssocottus
Subgenus Korotnevia Bogdanov, 2023

References

  1. ↑ Cite error: Invalid <ref> tag; no text was provided for refs named CofF
  2. ↑ Nelson, Joseph S.; Grande, Terry C.; Wilson, Mark V. H. (2016). Fishes of the World (5th ed.). Hoboken: John Wiley and Sons. pp. 467–495. doi:10.1002/9781119174844. ISBN 978-1-118-34233-6. https://books.google.co.uk/books?id=E-MLDAAAQBAJ&pg=PP1. 
  3. ↑ W. Leo Smith; Morgan S. Busby (2014). "Phylogeny and taxonomy of sculpins, sandfishes, and snailfishes (Perciformes: Cottoidei) with comments on the phylogenetic significance of their early-life-history specializations". Molecular Phylogenetics and Evolution 79: 332–352. doi:10.1016/j.ympev.2014.06.028. PMID 25014569. Bibcode: 2014MolPE..79..332S. 
  4. ↑ Tytti Kontula; Sergei V. Kirilchik; Risto Väinölä (2003). "Endemic diversification of the monophyletic cottoid fish species flock in Lake Baikal explored with mtDNA sequencing". Molecular Phylogenetics and Evolution 27 (1): 143–155. doi:10.1016/S1055-7903(02)00376-7. PMID 12679079. Bibcode: 2003MolPE..27..143K. 
  5. ↑ Eschmeyer, William N.; Fricke, Ron; van der Laan, Richard, eds. "Species in the genus Abyssocottus". California Academy of Sciences. http://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatget.asp?tbl=species&genus=Abyssocottus. 
  6. ↑ "Order PERCIFORMES: Suborder COTTOIDEI: Infraorder COTTALES: Family COTTIDAE (Sculpins)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf and Kenneth J. Lazara. 18 June 2026. http://www.etyfish.org/perciformes20/. 

Wikidata ☰ Q4670769 entry