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  2. Coelacanth - Wikipedia

    en.wikipedia.org/wiki/Coelacanth

    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 .

  3. Latimeria - Wikipedia

    en.wikipedia.org/wiki/Latimeria

    Latimeria. 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 ...

  4. Evolution of fish - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_fish

    The evolution of fish began about 530 million years ago during the Cambrian explosion. It was during this time that the early chordates developed the skull and the vertebral column, leading to the first craniates and vertebrates. The first fish lineages belong to the Agnatha, or jawless fish. Early examples include Haikouichthys.

  5. Latimeriidae - Wikipedia

    en.wikipedia.org/wiki/Latimeriidae

    Latimeriidae is the only extant family of coelacanths, an ancient lineage of lobe-finned fish. It contains two extant species in the genus Latimeria, found in deep waters off the coasts of southern Africa and east-central Indonesia. In addition, several fossil genera are known from the Mesozoic of Europe, the Middle East, and the southeastern ...

  6. Mawsonia (fish) - Wikipedia

    en.wikipedia.org/wiki/Mawsonia_(fish)

    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 ...

  7. Tiktaalik - Wikipedia

    en.wikipedia.org/wiki/Tiktaalik

    Daeschler, Shubin & Jenkins, 2006. Tiktaalik ( / tɪkˈtɑːlɪk /; Inuktitut ᑎᒃᑖᓕᒃ [tiktaːlik]) is a monospecific genus of extinct sarcopterygian (lobe-finned fish) from the Late Devonian Period, about 375 Mya (million years ago), having many features akin to those of tetrapods (four-legged animals). [ 1] Tiktaalik is estimated to ...

  8. Lists of prehistoric fish - Wikipedia

    en.wikipedia.org/wiki/Lists_of_prehistoric_fish

    Prehistoric fish are early fish that are known only from fossil records. They are the earliest known vertebrates, and include the first and extinct fish that lived through the Cambrian to the Quaternary. The study of prehistoric fish is called paleoichthyology. A few living forms, such as the coelacanth are also referred to as prehistoric fish ...

  9. West Indian Ocean coelacanth - Wikipedia

    en.wikipedia.org/wiki/West_Indian_Ocean_coelacanth

    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.