Plesiosaurus, tooth, marine reptile KentrosaurusPlesiosaurs (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 in England by Mary Anning, in the early 1800s, and were amongst the first fossil vertebrates to be
Podolia in Ukraine
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Genus: Perhoerus
and more broadly to members of the suborder Pterodactyloidea of the pterosaurs
Antrimpos speciosus belongs to the phylum Arthropoda and class Malacostraca
Cope in 1887
9---spinosaurus claw
the Xiphosura are considered by many to be the closest living relatives of the long-extinct trilobites
This complete T rex foot is from the Cretaceous of South Dakota
Skin impressions are rare
originally dubbed �Peking man� ( Sinanthropus pekinensis )
the most famous being Mary Anning who was born in Lyme in 1799