EXTINCT ANIMALS 



kindness of Professor Amalitzky, of Warsaw, 

 a set of photographs taken by him, showing the 

 discovery and working out by him of a w^hole 

 series of skeletons of these Theromorph reptiles, 

 closely similar to those from the rocks of Cape 



Fig. 152. — Probable appearance in life of the Tlieronn^irpli 

 Reptile, Dinietrodon, from the Permian of Texas. As big 

 as a large dog. 



Colony but belonging to a locality far removed 

 from South Africa, namely, to the banks of the 

 Northern Dwina near Archangel in North 

 Russia. Professor Amalitzky has not yet 

 finished his excavations nor published these 



212 



