840 Leptotragulus, Ithygrammodon, Stibarus, Poebrotberium, Gomphotherium. 
1032. t Leptotragulus, Scott et Osb., 1887. 
Faranieii/x, Marsh, 1894. 
5201. t proavus, Scott et Osb., Proc. Ani. Phil. 
Soc., XXIV, 1887, p. 258; Trans. Amer. 
Phil. Soc., XVI, 1889, p. 479, pl. 7. 
5202. f laevis, Marsh, Am. Journ. Sc., XLVIII, 
1894, p. 269, fig. 20, 21. 
5203. f sulcatus, Marsh, Am. Journ. Sc., 1. c., 
1894, p. 269. 
fEocaen. super. 
America sept. Utah 
(Uinta). 
fEocaen. super. 
fEocaen. super. 
1033. f Ithygrammodon, Scott et Osb., 1877. 
5204.tcameloYdes, Scott et Osb., Pal. Rep. fEocaen. sup. 
Princet. Exped., 1877, p. 56; Cope, Amer. Wyoming (Bridger). 
Natur., 1886, p. 614. 
1034. t Stibarus, Cope, 1874. 
5205.f obtusilobus, Cope, Anu. Rep. Geol. Surv., fMiocaen. infer. 
1874, p. 603; Cope, Amer. Natur., 1886, AVyoming 
p. 618. (AVhite River). 
Subfam. 2. f Poebrotherinae. 
1035. f Poebrotherium, Leidy, 1847. 
6206. f Wiisoni, Leidy, Proc. Ac. Phil., 1847 
(1848), p. 322; Anc. Fauna Nebr., 1853, 
p. 19, pl. 1; Ext. Mam.Eaun., 1869, p. 141, 
pl. 8 ; Bruce, Bull. Mus. Princet., 1883, 
p. 36, pl. 7 ; Cope, Amer. Nato., 1886, 
p. 619, fig. 9; Scott, Journ. Morph., Bost., 
1891, V, pl. 1, 2, 3. 
5207. f labiatum, Cope, Bull. Geol. Surv., 1874, 
p. 26; Amer. Nat., 1886, p. 618, fig. 7, 
Scott, Journ. Morph., 1891, pl. 1, 2, 3, 
fig. A, p. 44. 
fMiocaen. infer. 
Nebraska (White 
River). 
fMiocaen. inf. 
Dakota, AVyoming, 
Colorado (AVhite 
River). 
1036. f Gomphotherium, Cope, 1880. 
Poebrotherium, p.. Cope, 1879. 
5208.f Sternbergi, Cope, Amer. Natur., 1879, fMiocaen. med. 
p. 131; Ann. Rep. Geol. Surv., lAL 1880; Oregon (John Day). 
Amer. Natur., 1886, p. 619, fig. 10. 
