The Reptilian Order Cotylosauria: On Plistocene Mammalia From Petite Anse, La. is a scientific book written by Edward Drinker Cope in 1896. The book is focused on the Cotylosauria, which is a group of reptiles that lived during the Permian period. Cope's study is based on the fossils found in Petite Anse, Louisiana, which date back to the Pleistocene epoch.The book provides detailed information on the morphology, anatomy, and classification of the...