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  2. Paleontology in Ohio - Wikipedia

    en.wikipedia.org/wiki/Paleontology_in_Ohio

    Dunkleosteus terrelli, a large fish found in Ohio Paleogeographic reconstruction showing the Appalachian Basin area during the Middle Devonian period. During the early Devonian only eastern Ohio was still covered by the sea. Ohio was located near the equator. Brachiopods and echinoderms still remained in the area during the Early Devonian. [3]

  3. Dunkleosteus - Wikipedia

    en.wikipedia.org/wiki/Dunkleosteus

    Dunkleosteus. Dunkleosteus is an extinct genus of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago. It was a pelagic fish inhabiting open waters, and one of the first apex predators of any ecosystem. [ 1]

  4. Coelacanth - Wikipedia

    en.wikipedia.org/wiki/Coelacanth

    Coelacanth eggs are large, with only a thin layer of membrane to protect them. Embryos hatch within the female and eventually are born alive, which is a rarity in fish. This was only discovered when the American Museum of Natural History dissected its first coelacanth specimen in 1975 and found it pregnant with five embryos. [67]

  5. Ancient jawless fish’s head fossilized in 3D hints at ... - AOL

    www.aol.com/ancient-jawless-fish-head-fossilized...

    Armored and jawless. Jawless fishes from the Ordovician Period — 488.3 million to 443.7 million years ago — are called ostracoderms, after their armored skin, and most of them are known from ...

  6. Leedsichthys - Wikipedia

    en.wikipedia.org/wiki/Leedsichthys

    Leedsichthys is an extinct genus of pachycormid fish that lived in the oceans of the Middle to Late Jurassic. [ 1] It is the largest ray-finned fish, and amongst the largest fish known to have ever existed. [ 2] The first remains of Leedsichthys were identified in the nineteenth century. Especially important were the finds by the British ...

  7. Prehistory of Ohio - Wikipedia

    en.wikipedia.org/wiki/Prehistory_of_Ohio

    Prehistory of Ohio provides an overview of the activities that occurred prior to Ohio's recorded history. The ancient hunters, Paleo-Indians (13000 B.C. to 7000 B.C.), descended from humans that crossed the Bering Strait. There is evidence of Paleo-Indians in Ohio, who were hunter-gatherers that ranged widely over land to hunt large game.

  8. 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.

  9. 780,000-year-old fish teeth might indicate the first cooked ...

    www.aol.com/780-000-old-fish-teeth-233045163.html

    Researchers said they looked at ancient fish teeth from the carp family recovered from Gesher Benot Ya’aqov, a waterlogged area that once sat on the shore of the paleolithic lake Hula in the ...