"Describes some of the animals of the Triassic Period, a time when reptiles were common and when the first dinosaurs, and the ancestors of the mammals, started to evolve. Includes an Animal Families glossary, prehistory timeline, and pronunciation guides"-- Provided by publisher.

Includes index.

Timeline -- Psephoderma -- Nothosaurus -- Shonisaurus -- Eudimorphodon -- Desmatosuchus -- Arizonasaurus -- Eoraptor -- Unaysaurus -- Antetonitrus -- Coelophysis -- Liliensternus -- Cynognathus -- Animal families.