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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. Carpathichthys - Wikipedia

    en.wikipedia.org/wiki/Carpathichthys

    Carpathichthys ("Carpathian fish") is an extinct genus of prehistoric slickhead fish from the Oligocene. It contains a single species, C. polonicus , from the Menilite Formation in the Carpathian Flysch Belt of Poland , in what was formerly the Paratethys Sea .

  4. 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 ...

  5. 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

  6. Galeaspida - Wikipedia

    en.wikipedia.org/wiki/Galeaspida

    Galeaspida lived in shallow, fresh water and marine environments during the Silurian and Devonian times (430 to 370 million years ago) in what is now Southern China, Tibet and Vietnam. Superficially, their morphology appears more similar to that of Heterostraci than Osteostraci , there being currently no evidence that the galeaspids had paired ...

  7. 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]

  8. Neopterygii - Wikipedia

    en.wikipedia.org/wiki/Neopterygii

    Neopterygii (from Greek νέος neos 'new' and πτέρυξ pteryx 'fin') is a subclass of ray-finned fish (Actinopterygii). Neopterygii includes the Holostei and the Teleostei, of which the latter comprise the vast majority of extant fishes, and over half of all living vertebrate species. [2]

  9. Brychaetus - Wikipedia

    en.wikipedia.org/wiki/Brychaetus

    Brychaetus contains a single valid species, B. muelleri from the Ypresian of England (London Clay) and the eastern United States (Nanjemoy Formation in Maryland and Virginia, Tuscahoma Formation of Mississippi), with specimens from elsewhere being placed only at genus level due to their fragmentary nature.