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Onychodontiformes (also known as Onychodontida and Struniiformes) is an order of prehistoric sarcopterygian fish that lived during the Devonian period. The onychodontiforms are generally regarded as early-diverging members of the coelacanth lineage.[2][1]
The following cladogram is adapted from Mondéjar-Fernández (2020). The study recovered Onychodontiformes as a paraphyletic group, which is shown in green:[1]
Crown-Sarcopterygii Rhipidistia ActinistiaOnychodontiformes (also known as Onychodontida and Struniiformes) is an order of prehistoric sarcopterygian fish that lived during the Devonian period. The onychodontiforms are generally regarded as early-diverging members of the coelacanth lineage.
Onychodontidae — вимерла родина лопатеперих риб, які жили в ранньому девоні.
Onychodontidae — вимерла родина лопатеперих риб, які жили в ранньому девоні.
爪齒魚科（学名：Onychodontidae）是爪齒魚目（Onychodontiformes）的唯一一个科，为脊索动物门腔棘鱼纲一个已灭绝的演化支，是生活在四億年前左右的魚類。牠們有可能是所有現代肉鰭魚的其同祖先（並系群）。
基于Long在2001年，和 Lu & Zhu在2009年以及在Mikko's Phylogeny Archive 的资料[1]
爪齒魚科 Onychodontidae?†Quebecius quebecensis Whiteaves 1889
?†Lukeus abudda Young & Schultze 2005
?†Bukkanodus jesseni Johanson et al. 2007
†Strunius†S. rolandi Jessen 1966
†S. walteri (Gross 1936)
†于氏箐門齒魚 Qingmenodus yui Lu & Zhu 2009
†Grossius aragonensis Schultze 1973
†爪齿鱼属 Onychodus†O. anglicus Woodward 1888
†O. arcticus Woodward 1889
†O. hopkinsi Newberry 1857
†O. jaekeli Gross 1965
†O. jandemarrai Andrews et al. 2006
†O. obliquidentatus Jessen 1966
†O. ortoni Newberry 1889
†O. sigmoidesT Newberry 1857
†O. yassensis Lindley 2002
爪齒魚科（学名：Onychodontidae）是爪齒魚目（Onychodontiformes）的唯一一个科，为脊索动物门腔棘鱼纲一个已灭绝的演化支，是生活在四億年前左右的魚類。牠們有可能是所有現代肉鰭魚的其同祖先（並系群）。
