Hydrolagus

Hydrolagus
Temporal range: Miocene–Recent
Hydrolagus colliei
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Holocephali
Order: Chimaeriformes
Family: Chimaeridae
Genus: Hydrolagus
T. N. Gill, 1862
Type species
Chimaera colliei
Lay & Bennett, 1839

Hydrolagus is a genus of fish in the family Chimaeridae found in the Atlantic, Indian and Pacific Oceans.[1]

Deep-sea chimaera photographed by the NOAAS Okeanos Explorer. Visible on its snout are tiny pores which lead to electroreceptor cells.

Species

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The 22 recognized species in this genus are:

Fossil remains of the genus are known from the Miocene and Pliocene of California.[4]

References

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  1. ^ Weigmann, S. (2016): Annotated checklist of the living sharks, batoids and chimaeras (Chondrichthyes) of the world, with a focus on biogeographical diversity. Journal of Fish Biology, 88 (3): 837-1037.
  2. ^ Walovich, K.A., Ebert, D.A., Long, D.J. & Didier, D.A. (2015): Redescription of Hydrolagus africanus (Gilchrist, 1922) (Chimaeriformes: Chimaeridae), with a review of southern African chimaeroids and a key to their identification. African Journal of Marine Science, 37 (2): 157-165.
  3. ^ Walovich, K.A., Ebert, D.A. & Kemper, J.M. (2017): Hydrolagus erithacus sp. nov. (Chimaeriformes: Chimaeridae), a new species of chimaerid from the southeastern Atlantic and southwestern Indian oceans. Zootaxa, 4226 (4): 509–520.
  4. ^ Popov, E. V., and G. T. Takeuchi. 2011. Miocene–early Pliocene chimaeroid fishes (Holocephali, Chimaeroidei) from California and a review of the global Neogene chimaeroid diversity and distribution. Journal of the Vertebrate Paleontology 31(Program and Abstracts):175.