HYRACODON 



263 



iiiolar teeth are strikingly like those of the genus Illdnoceros. 

 The fore-feet are pentadactyle, but functionally tetradactyle ; 



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

 Hyracodon, and tlie dorso-lumbar vertebrae are twenty-five. 



The Amynodonts were short, heavy types, probably marsh- 

 haunting in hal)it, and possibly with a prol)oscis like that of the 

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



