Plesiosaurus macrocephalus, juvenile Found by Mary Anning Argentinosaurus may have been specialized to

may have been specialized to feed on mollusks

The quarry was used to mine bituminous shale

slow-moving mammal that lived during the Pleistocene epoch in the United States

classified it as an “indeterminate species of Homo

Hoplophoneus (pronounced hop-loh-PHONE-ee-us) was a relatively small saber-toothed cat (about 1 1/2 to 2 times the size of a housecat) that lived during the Oligocene period (from about 40 million to 20 million years ago)

Plesiosaurus macrocephalus, juvenile Found by Mary Anning Argentinosaurus may have been specialized toThis juvenile Plesiosaur is from the Jurassic of Lyme Regis, England. It was found by Mary Anning. Plesiosaurs (meaning "near lizard") were flippered marine reptiles from the Mesozoic Era they were not dinosaurs. Plesiosaurs are divided into two groups: the Plesiosauroids with long, snake like necks, tiny heads, and wide bodies, and the Pliosauroids, which had large heads with very strong jaws and short necks. The first plesiosaur skeletons were found