No. 398. ] ANGULATION OF LIMBS. 93 
specialized Dinocerata were very similar to those of the modern 
elephants. The hind limb was as straight as in the elephant, 
and the fore limb in standing was a trifle more bent. A fore 
Fic. 6. — Same animal as in Fig. 4, showing sharp flexure at the wrist. 
(By permission, 
from a copyrighted photograph by Schreiber & Sons, Philadelphia.) 
limb of Uintatherium in the Yale College collection gives evi- 
dence of considerable variation in this respect; some of the 
Fic. 7. — Coryphodon testis. Collection, American Museum of Natural History, showing 
PESCE lason of fore and hind limbs 
more primitive species, such as Uintatherium mirabile, were 
undoubtedly more straight limbed than others. 
In the Coryphodontia of the lower Eocene, collateral ances- 
tors of the Dinocerata, the angulation of the fore limbs is 
