All items (15) # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other C Chiniquodon Cynognathus D Dinodontosaurus E Ecteninion Exaeretodon I Ischigualastia K Kannemeyeria M Massetognathus O Ophiacodon P Category:Prehistoric mammals of South America Probainognathus Probelesodon Prozostrodon T Tiarajudens Traversodon Categories: Prehistoric animals of South America Synapsids Add category Cancel Save