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Camarasaurus presented a distinctive cranial profile of a blunt snout and an arched skull that was remarkably square
Propalaeotherium was named by Paul Gervais: its name means "before Palaeotherium"
such as Pterodactylus and Scaphognathus
and the whole of their phosphate of lime
Bird tracks are distinguished from dinosaur tracks by being smaller with widely splayed and slender digit impressions
Styxosaurus snowii, Elasmosaur Skull Baryonyx Camarasaurus presented a distinctive cranialStyxosaurus was an elasmosaur, a long necked variety of the marine reptiles called plesiosaurs. These sea monsters grew upwards of 40 feet (12 meters) long. About half that length was neck, a feature that allowed Styxosaurus to sneak up on schools of fish as it slowly cruised the shallow waters of the Late Cretaceous seas. The long, pointed teeth of Styxosaurus were useful for seizing and holding prey, but they couldn't cut or chew. Instead, the
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