Traumatocrinus hsuixi, crinoid Kentrosaurus This efficient thermoregulation along with

This efficient thermoregulation along with their large and powerful jaws gave them the advantage over their cohorts

chemical alteration has replaced the original skeletal hard parts of the fossil with pyrite

a few teeth up to 12 inches long including the root have been found

six distinct genera of Crocodilians can be recognized

based on extrapolations from skull measurements

Traumatocrinus hsuixi, crinoid Kentrosaurus This efficient thermoregulation along withTraumatocrinus hsuixi, crinoid Crinoids are assigned to the phylum Echinodermata, a group of radially symmetrical marine animals, such as the starfish, sea urchins, and brittle stars. Crinoids are commonly referred to as "sea lilies. This plate shows three Traumatocrinus hsuixi from the Triassic, an unusual period for crinoids. There are very few Triassic crinoid localities in the world. The original of this specimen was found in the Falang Formation,