Protomeryx, Protolabis, Procamelus. 
841 
1037. t Protomeryx, Leidy, 1856. 
5209. f Halii, Leidy, Proc. Ac. Nat. Sc. Phil., 
1856, p. 164; 1857, p. 89; Ext. Mam. 
Fauna, 1869. p. 160, 382, pl. 15, fig. 8, 9. 
fMiocaen. inf. 
Dakota (WMte 
Kiver). 
Subfam. 3. yPr otolabinae. 
1038. fProtolabis, Cope, 1876. 
Frocamelns, p.. Cope, 1874. 
5210. f transmontanus, Cope, Bull. Geol. Surv., fMiocaen. super. 
V, 1880, p. 67; Amer. Natur., 1886, Oregon. 
p. 620, fig. 11. 
5211. f heterodontus, Cope, Proc. Ac. Philad., 
1873, p. 420; Ann. Ecp. Geol. Surv., 1874, 
p. 530; Scott, Trans. Amer. Phil. Soc., 
XVII, 1894, p. 179, pl. 6. 
5212. f prehensilis, Cope, Bull. Geol. Surv., VI, 
1881, p. 175. 
fPliocaen. infer. 
Colorado 
(Loup Fork). 
fPliocaen. inf. 
Nebraska 
(Loup Fork). 
1039. f Procamelus, Leidy, 1858. 
Megalomeryx, Leidy, 1858. 
5213. f robustus, Leid)^, Proc. Ac. Phil., 1858, 
p. 89; Ext. Mam. Faun., 1869, p. 148, 
pl. 15, fig. 1 — 4. 
fPliocaen. inf. 
Nebraska 
(Loup-Fork). 
5214. f occidentalis, Leidy, Proc. Ac. Phil., 1858, 
p. 23, 89; Ext. Mam. Faun., 1869, p. 151, 
382, pl. 15; Ext. Vert. Faun., 1873, p. 258, 
pl. 20; Scott, JourmMorph., 1891, pl. 1 et 3. 
fPliocaen. infer. 
Dakota, 
Nov.-Mexico 
(Loup Fork). 
5215. f gracilis, Leidy, Proc. Ac. Phil, 1858, 
p. 89; Ext. Mam. Faun., 1869, p. 155, pl. 
14, fig. 15; Cope, Eep. Surv. West 100 
Merid., 1877, p. 328. 
occidentalis, Cope (nec Leidy), 1. c., 
1877, p. 329, pl. 53, 76, 78, 79. 
5216. f fissidens, Cope, Ann. Eep. Geol. Surv., 
1874, p. 531; Proc. Acad. Philad., 1876, 
p. 144. 
fPliocaen. inf. 
Nebraska, Texas. 
fPliocaen. inf. 
Colorado, Texas. 
65 
