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Coelacanths (/ ˈ s iː l ə k æ n θ / ⓘ SEE-lə-kanth) (order Coelacanthiformes) are an ancient group of lobe-finned fish (Sarcopterygii) in the class Actinistia. [2] [3] As sarcopterygians, they are more closely related to lungfish and tetrapods (which includes amphibians, reptiles, birds and mammals) than to ray-finned fish.
Marjorie Eileen Doris Courtenay-Latimer (24 February 1907 – 17 May 2004) was a South African museum official, who in 1938, brought to the attention of the world the existence of the coelacanth, a fish thought to have been extinct for 65 million years. Marjorie Courtenay-Latimer discovered this coelacanth, formerly only seen in fossils ...
Latimeria is a rare genus of fish which contains the only living species of coelacanth. It includes two extant species: the West Indian Ocean coelacanth ( Latimeria chalumnae) and the Indonesian coelacanth ( Latimeria menadoensis ). They follow the oldest known living lineage of Sarcopterygii (lobe-finned fish and tetrapods ), which means they ...
Mawsonia is an extinct genus of prehistoric coelacanth fish. It is amongst the largest of all coelacanths, with one quadrate specimen (DGM 1.048-P) possibly belonging to an individual measuring 5.3 metres (17.4 feet) in length. [ 2] It lived in freshwater and brackish environments from the late Jurassic to the mid- Cretaceous ( Tithonian to ...
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The West Indian Ocean coelacanth[ 6] ( Latimeria chalumnae) (sometimes known as gombessa, [ 2][ 7] African coelacanth, [ 8] or simply coelacanth[ 9]) is a crossopterygian, [ 10] one of two extant species of coelacanth, a rare order of vertebrates more closely related to lungfish and tetrapods than to the common ray-finned fishes.
Synonyms. Placodermata. Placoderms (from Greek πλάξ ( plax, plakos) ' plate ' and δέρμα ( derma) 'skin') [ 1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the Devonian periods. While their endoskeletons are mainly cartilaginous, their head and ...
Jason Burkhart, principal of Kenneth Cooper Middle School in Oklahoma City, shared a video with KWTV after finding approximately 50 fish that fell from the sky onto the school’s playground and ...