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The list includes all commonly accepted genera, but also genera that are now considered invalid, doubtful (nomina dubia), or were not formally published (nomina nuda), as well as junior synonyms of more established names, and genera that are no longer considered amphibians. Modern forms are excluded from this list.
Prehistoric amphibian stubs (135 P) Pages in category "Prehistoric amphibians" The following 9 pages are in this category, out of 9 total.
Hippos weigh between 3,000 and 10,000 pounds, making them the second largest animal on land. Despite this enormous size, however, hippos are herbivores and aren’t naturally aggressive. But they ...
Paleontologists with the Smithsonian National Museum of Natural History have discovered a previously unknown prehistoric species — a 270 million-year-old amphibian with wide eyes and a ...
List of extinct animals of Romania List of fossil species in the La Brea Tar Pits , California, United States List of fossil species in the London Clay , England
About 280 million years ago, a large creature built somewhat like a salamander but with frightful fangs prowled the swamps and lakes of what is now Namibia, ambushing prey as a top predator in a ...
Size comparison of some species of Edaphosaurus.. Edaphosaurus species measured from 0.5 to 3.5 metres (1.6 to 11.5 ft) in length and weighed over 300 kg (660 lb). [5] In keeping with its tiny head, the cervical vertebrae are reduced in length, while the dorsal vertebrae are massive, the tail is deep, the limbs are short and robust, and the ribs form a wide ribcage.
Prehistoric amphibian genera. Pages in category "Prehistoric amphibian genera" The following 139 pages are in this category, out of 139 total. This list may not ...