Leptomeryx, Hypisodus, Oromeryx, Oamelomeryx. 
Subfam. 1 . fLeptomerycinae. 
683 
1341. f Leptomeryx, Leidy, 1853. 
Leidy, Proc. Acad. Philad., 1853, p. 394. 
7244. f evansi. Leidv — (5363); Matthew, Bull. 
Amer. Mus.," 1902, p. 313, f. 2; Scott, 
Trans. Wagn. Inst., 1899, p. 15. 
7245. jmammifer, Cope — (5364); Matthew, 
1. c., 1902, p. 313; 1903, p. 224, f. 16, 17. 
7246. tesulcatus, Cope — (5366); Matthew, 
1. c., 1902, p. 314; Matthew, 1. c., 1903, 
p. 322, f. 15. 
7247. fsemicinctus. Cope — (5365); Matthew, 
1. c., 1902, p. 314. 
7248. fsp., Matthew, 1. c., 1902, p. 314. 
7249. fsp., Matthew, 1. c., 1902, p. 314 — 315. 
t Oligocaen. 
Dakota, Colorado, 
Nebraska. 
+ Oligocaen. Canada, 
Montana. 
f Oligocaen. Canada, 
Montana. 
| Oligocaen. Canada. 
f Oligocaen. Colorado, 
Dakota. 
f Oligocaen. Dakota. 
1342. t Hypisodus, Cope, 1873. 
Leptauchenia, p., Cope, 1873. 
Cope, Syuops. New Vert. Tert. Colorado, 1873, p. 7; 
Bull. U. S. Geol. and Geog. Surv., 1874, p. 26. 
7250. f minimus, Cope — (5367); Matthew, t Oligocaen. 
Meni. Amer. Mus., 1901, p. 440, f. 34; Colorado. 
Bull. Amer. Mus., 1902, p. 311, f. 1, 4, 
p. 316. 
1343. f Oromeryx, Marsh, 1894. 
Marsh, Amer. Journ. Sc., 1894, 48, p. 269. 
7251. f plicatus, Marsh — (5200). fBocaen. Super. 
Utah. 
1344. f Camelomeryx, Scott, 1898. 
Bunomeryx, p., Wortman, 1898. 
Scott, Proc. Amer. Phil. Soc., 1898, p. 78. 
7252. jlongiceps, Scott, 1. c., 1898, p. 78; id., fEocaen. Wyoming. 
Trans. Wagn. Inst., 1899, p. 67, pl. 3, 
f. 12—18. 
montanus , p., Wortman, Bull. Amer. » 
Mus., 1898, p. 97. 
