Biology:Westralichthys

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Short description: Extinct genus of fishes

Westralichthys
Temporal range: Late Devonian: Middle Famennian, 371.1–359.3 Ma
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Suborder: Brachythoraci
Clade: Eubrachythoraci
Clade: Pachyosteomorphi
Superfamily: Dunkleosteoidea
Genus: Westralichthys
Long, 1987
Type species
Westralichthys uwagedensis
Long, 1987

Westralichthys is an extinct monospecific genus of dunkleosteoid from the Late Devonian: Middle Famennian stage from Western Australia. It is estimated to be 3 meters (9.8 ft) long.[1][2]

Phylogeny

Westralichthys belongs to the superfamily Dunkleosteoidea, related to the giant Dunkleosteus.[3][4] The phylogeny of Westralichthys can be shown in the cladogram below:[4]

Dunkleosteoidea

Eastmanosteus calliaspis

Eastmanosteus pustulosus

Kiangyousteus yohii

Golshanichthys asiatica

Westralichthys uwagedensis

Dunkleosteus raveri

Dunkleosteus terrelli

Dunkleosteus amblyodoratus

Heterostiidae

Heterosteus ingens

Yinosteus major

References

  1. Johanson, Zerina (1998-11-25). "The Upper Devonian fish Bothriolepis (Placodermi: Antiarchi) from near Canowindra, New South Wales, Australia". Records of the Australian Museum 50 (3): 315–348. doi:10.3853/j.0067-1975.50.1998.1289. ISSN 0067-1975. http://dx.doi.org/10.3853/j.0067-1975.50.1998.1289. 
  2. Vickers-Rich, Patricia; University, Monash (1991). Vertebrate palaeontology of Australasia. Lilydale, Vic: Pioneer Design Studio in cooperation with the Monash University Publications Committee, Melbourne. ISBN 978-0-909674-36-6. https://www.biodiversitylibrary.org/item/123394#page/372/mode/1up. 
  3. You-An Zhu; Min Zhu (2013). "A redescription of Kiangyousteus yohii (Arthrodira: Eubrachythoraci) from the Middle Devonian of China, with remarks on the systematics of the Eubrachythoraci". Zoological Journal of the Linnean Society 169 (4): 798–819. doi:10.1111/zoj12089. 
  4. 4.0 4.1 Zhu, You-An; Zhu, Min; Wang, Jun-Qing (1 April 2016). "Redescription of Yinostius major (Arthrodira: Heterostiidae) from the Lower Devonian of China, and the interrelationships of Brachythoraci". Zoological Journal of the Linnean Society 176 (4): 806–834. doi:10.1111/zoj.12356. ISSN 0024-4082. 

Wikidata ☰ Q21230221 entry