THE SNAKES OF SOUTH AFRICA. 



Reptiles Living and Extinct. 



As far as we know, there have been nine great orders of 

 reptiles, five of which are extinct, leaving only four orders still 

 existing. 



(i) Crocodiles. 



(2) Dinosaurs (extinct). 



(3) Flying Dragons (extinct). 



(4) Tortoises and Turtles. 



