Prehistoric Beasts 1-24
22 entries in the Prehistoric Beasts compendium.
Woolly mammothExtinct ice-age elephant relative, adapted to cold and hunted by humans.Woolly rhinocerosExtinct woolly rhinoceros of the Pleistocene mammoth steppe.AbelisauridaeCarnivorous bipedal dinosaurs with short skulls and vestigial forelimbs.AcanthostegaEarly stem-tetrapod with eight-digited limbs, bridging fish and land vertebrates.AetosauriaHeavily armored Late Triassic reptiles, important index fossils.AlvarezsauridaeSmall, long-legged theropods once mistaken for flightless birds.AmargasaurusA small sauropod with tall spines on its neck and back.AnchiornisSmall four-winged paravian dinosaur from the Late Jurassic of China.AnkylosauriaArmored herbivorous dinosaurs with fused bony shields.ApatosaurusA large, long-necked sauropod with a whip-like tail.ArchelonExtinct marine turtle, largest ever documented, from the Late Cretaceous.ArchosauromorphaClade of reptiles more closely related to archosaurs than to lepidosaurs.ArgentavisGiant teratorn, among the largest flying birds known.ArgentinosaurusGiant titanosaur from Early Cretaceous Argentina.ArizonasaurusMiddle Triassic archosaur with a prominent back sail.AsteriornisOldest undisputed modern bird from the Late Cretaceous.AzhdarchidaeAzhdarchidae: Late Cretaceous pterosaurs including the largest flying animals.BaurusuchidaeGondwanan family of terrestrial hypercarnivorous crocodilians from the Late Cretaceous.BoverisuchusAn extinct crocodyliform with hoof-like toes and ziphodont teeth.CaenagnathidaeCretaceous oviraptorosaurs with birdlike jaws and feathers.CamarasaurusCommon sauropod of the Late Jurassic Morrison Formation.CarnosauriaExtinct group of carnivorous theropod dinosaurs from the Jurassic and Cretaceous.
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