Coelophysis main content.

Coelophysis

Part of Hall of Saurischian Dinosaurs.

Coelophysis

Museum explorers uncovered these Coelophysis specimens in a "death assemblage," in which a group of the same animal is found preserved. It is thought that these sites are the results of flooding, when carcasses were washed into a muddy pond and covered with silt.

Coelophysis was an agile, 8- to 10-foot-long dinosaur that weighed