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  2. Placoderm - Wikipedia

    en.wikipedia.org/wiki/Placoderm

    Rhenanida ("Rhine fish") were flattened, ray-like, bottom-dwelling predators with large, upturned mouths that lived in marine environments. The rhenanids were once presumed to be the most primitive, or at least the closest to the ancestral placoderm, as their armour was made of unfused components—a mosaic of tubercles—as opposed to the ...

  3. Lists of prehistoric fish - Wikipedia

    en.wikipedia.org/wiki/Lists_of_prehistoric_fish

    The study of prehistoric fish is called paleoichthyology. A few living forms, such as the coelacanth are also referred to as prehistoric fish, or even living fossils, due to their current rarity and similarity to extinct forms. Fish which have become recently extinct are not usually referred to as prehistoric fish. They were very different from ...

  4. Actinopterygii - Wikipedia

    en.wikipedia.org/wiki/Actinopterygii

    Actinopterygii (/ ˌ æ k t ɪ n ɒ p t ə ˈ r ɪ dʒ i aɪ /; from actino- 'having rays' and Ancient Greek πτέρυξ (ptérux) 'wing, fins'), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish [2] that comprise over 50% of living vertebrate species. [3]

  5. Tiktaalik - Wikipedia

    en.wikipedia.org/wiki/Tiktaalik

    Tiktaalik (/ t ɪ k ˈ t ɑː l ɪ k /; Inuktitut ᑎᒃᑖᓕᒃ) 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]

  6. Category:Prehistoric fish - Wikipedia

    en.wikipedia.org/wiki/Category:Prehistoric_fish

    This category includes prehistoric fish known only from fossil records. First and extinct fish that lived through the Cambrian to the Tertiary. Some Endangered and recently extinct fish don't count as prehistoric fish. They go under Category:Extinct fish

  7. Fins of prehistoric fish reveal origins of the human hand - AOL

    www.aol.com/news/fins-prehistoric-fish-reveal...

    Inside the stout fins of a fish that prowled the shallow waters of an estuary in what is now eastern Canada about 380 million years ago, scientists have found what they call the evolutionary ...

  8. A large prehistoric-looking fish was just found off Florida ...

    www.aol.com/large-prehistoric-looking-fish-just...

    Earlier we lost one 12 feet under the boat and had a big head left when a shark got it,” Miller recalled. “But we got this one up with a gaff in it and started freaking out when we got it in ...

  9. Timeline of fish evolution - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_fish_evolution

    Within cartilaginous fish, approximately 80% of the sharks, rays, and skates families survived the extinction event, [114] and more than 90% of teleost fish (bony fish) families survived. [115] There is evidence of a mass kill of bony fishes at a fossil site immediately above the K–T boundary layer on Seymour Island near Antarctica ...