Fig. I02. — Parciosaiiriis Baini. Fossil skeleton from the Permian of 

 South Africa. 



Fig. 103. — Skull of Galesaurus, from the Permian 

 of South Africa. 



A^ From side ; B^ from below ; C, from above ; 

 D, back tooth. 



Fig. 104.— Skull of Tritylodon 

 from below. 



