HYKACODON 



263 



molar teeth are strikingly like those of the genus BUnoceros. 

 The fore -feet are pentadactyle, but functionally tetradactyle ; 



the hind- feet tridactyle. The ulna is less reduced than in 

 HliracoiJan, and the dorso-lunibar vertebrae are twenty-five. 



The Amynudonts were short, heavy types, probably marsh- 

 haunting in haljit, and possibly with a proboscis like that of the 

 Tapir. The orbit is higher than it is in the purely terrestrial 



