of Procamelus 
From Report ofof Capt. G. M. Wheeler, Vol. IV, Pt. II. 
Fig. II.— Metacarpals oi Cosoryx furcatus from Nebraska, 
size ; a, anterior face; b, posterior ; c, proximal end ; d^ distal en 
Fig. 12.— Left forefoot with part of radius of Poebrotherium z 
Colorado, three-fifths natural size. From Hayden's report (unp 
The 
chlear keel 
:he tongue 
represented 
1 The trochlear 
