Keichousaurus hui, marine reptile Pachycephalosaurus allowing great force to be

allowing great force to be transmitted to the end of the tail when it was swung

PaleoClones can supply resin castings of brain casings from over 70 animals

also known as sea lilies

The prefix "Grallae" refers to the bird group that includes herons and storks (long legged wading birds)

whorl-tooth shark---permian-

Keichousaurus hui, marine reptile Pachycephalosaurus allowing great force to beKeichousaurus hui was a semi aquatic reptile from Triassic China. They are believed to have lived in a marshy environment. Due to a robust ulna, it is believed that they were able to make their way onto land. They are considered members of the Pachypleurosauridae, which also included its contemporary the Nothosauridae. The genus name, Keichousaurus, is derived from the location where it was first found in 1957, Keichou Province. Pachypleurosaurs are