Plesiosaurus, tooth, marine reptile Pteranodon Odonatans have small antennae

Odonatans have small antennae

and which may have been used for species or sexual identification

This is one of the most complete specimens of Campylognathoides liasicus from the Jurassic of Holzmaden

Ornithomimids were long-legged

Originally thought to have been a primate

Plesiosaurus, tooth, marine reptile Pteranodon Odonatans have small antennaePlesiosaurs (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