Coelacanth
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Coelacanths are an ancient group of lobe-finned fish in the class Actinistia. As sarcopterygians, they are more closely related to lungfish and tetrapods than to ray-finned fish. There is only a singl
Axelrodichthys araripensis Naturmuseum Senckenberg DSC02202
Fossil of Coelacanthus granulatus, the first described coelacanth, named by Louis Agassiz in 1839
Marjorie Courtenay-Latimer with the type specimen of Latimeria chalumnae
Pectoral fin of a West Indian Ocean coelacanth
Sarcopterygii
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Sarcopterygii is a clade of vertebrate animals which includes a group of bony fishes and all four legged land animals, including humans. The common name for this clade is lobe-finned fish.
Coelacanth
…Coelacanths ( SEE-lə-kanth) are an ancient group of lobe-finned fish (Sarcopterygii) in the class Actinistia. As sarcopterygians, they are more closely related to lungfish and tetrapods (the terrestrial vertebrates…
Guiyu oneiros, the earliest-known bony fish, lived during the Late Silurian, 419 million years ago). It has the combination of both ray-finned and lobe-finned features, although analysis of the totality of its features places it closer to lobe-finned fish.
Tristichopterid Hyneria reached length up to 3.5 m (11 ft).
Tooth from the sarcopterygian Onychodus from the Devonian of Wisconsin
Latimeria Paris