684 Leptoreodon, Stibarus, Leptotragulus, Parameryx, Ithygrammodon. 
1345. f Leptoreodon, Wortman, 1898. 
Merycodesmus, Scott, 1898. 
Wortman, Bull. Amer. Mus., 1898, p. 95. 
7253. f marshi, Wortman — ( 5155 B ); Scott. 
Trans. Wagn. Inst., 1899, p. 52, 67. 
7254. f gracilis, Scott, Proc. Amer. Pbil. Soc., 
1898, p. 76; 1. c., 1899, p. 52, 67, pl. 2, 
f. 10—14. 
marshi, p., Matthew. Bull. Am. Mus., 
1899, p. 50. 
fEocaen. Super. 
Utah. 
fEocaen. Super. 
Utah. 
1346. f Stibarus, Cope, 1873. ] ) 
Cope, Pal. Bull., No 16, p. 3; Ann. Rep. Geol. Surv., 1873 (1874), p. 503. 
7255. f obtusilobus, Cope — (5205); Matthew, f Oligocaen. Colorado. 
Bull. Am. Mus.. 1903, p. 219, f. 12. 
7256. f montanus, Matthew, Bull. Amer. Alus., Oligocaen. 
1903, p. 219, f. 13. Montana. 
Subfarn. 2. f Hypertragulinae. 
[Leptotragulinae, Trt., 1897 — 1899; Hay, 1902.] 
1347. f Leptotragulus, Scott et Osb., 1887. 
Scott et Osborn, Proc. Amer. Philos. Soc., 1887, p. 258. 
7257. f proavus, Scott et Osb. — (5201); Wort- fEocaen. Sup. 
man, Bull. Am. Mus., 1898, p. 103. Wyoming. 
7258. f profectus, Matthew, Bull. Am.Mus., 1903, f Oligocaen. Montana, 
p. 224, f. 18, 19. 
1348. f Parameryx, Marsh, 1894. 
Leptotragulus, p., Cope, Wortman, 1898. 
Marsh, Amer. Journ. Sc., 1894, 48, p. 269. 
7259. f laevis, Marsh — (5202). fEocaen. Sup. 
Wyoming. 
7260. f sulcatus, Marsh — (520,1). fEocaen. Sup. 
Wyoming. 
1349. f Ithygrammodon, Osb. Scott et Speir, 1878. 
Osborn, Scott et Speir, Pal. Rep. Princeton Exp. 1877, in 
Contrib. Mus. Geol. Prine. College, 1878, p. 56. 
7261. f cameloides, Osb. Scott et Speir — (5204). fEocaen. Med. 
Wyoming. 
0 Matthew (1. e..), rapproche ce genre de Leptochoerus (des Hyotherinae). 
