Amphiura

Amphiura is a large genus of brittle stars (Ophiuroidea) found in oceans worldwide from tropics to Arctic and Antarctic regions.

Amphiura
Scientific classification
Kingdom:
Animalia
Phylum:
Echinodermata
Subphylum:
Eleutherozoa
Class:
Ophiuroidea
Order:
Ophiurida
Suborder:
Gnathophiurina
Family:
Amphiuridae
Genus:
Amphiura

Forbes, 1843
Species

see text.

Systematics and phylogeny

Amphiura is a large genus that is currently divided into the following six subgenera: Amphioplus, Amphiura, Fellaria, Ophionema, Ophiopelte and Ophiopeltis. The once used subgenus Acrocnida has been elevated to a genus rank. Fossil record of the genus date back to Turonian (Amphiura plana).[1]

Species

Extant species include:[2][3]

gollark: Of course you need another server. You always need another server.
gollark: z̵̿ͯȧ̈̓l̦̔͑g̫̜̑ŏ̙͑ ̟̅͆t̹̻҉̴̪̉e̷ͦ̑x̏͛͒҉҉͕̜t̥̹̏
gollark: I just have a cheap budgety one running Android, myself.
gollark: I do admit that Apple's got good integration, but really don't like the lack of customizability and stupidly high prices.
gollark: I wonder how many people answered A there.

References
  1. Storc, The ophiuroid Amphiura? plana in nearshore settings of the Bohemian Cretaceous Basin (Czech Republic)R.Geologia Carpathica,Vol.55, No 1(2004)
  2. MarineSpecies.org - Amphiura Forbes, 1843
  3. Branch, G.M., Branch, M.L, Griffiths, C.L. and Beckley, L.E. 2010. Two Oceans: a guide to the marine life of southern Africa ISBN 978-1-77007-772-0


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.