838 



Merycochoerus, Leptauehenia. 



5183. f Leidyi, Bettany, Quart. Journ. Geol. Soc, 

 XXXI, 1875, p. 270, pl. 18; Cope, Proc. 

 Am. Phil. Soc, 1884, p. 523. 



5184. f chelydra, Cope, Amer. Natur., 1884, 

 p. 281; Pal. Bull., N° 38; Proc Amer. 

 Phil.Soc, 1884, p. 523. 



5185. f macrostegus, Cope, Amer. Natur., 1884, 

 p. 281 ; Proc Am. Phil. Soc, 1884, p. 526 ; 

 Scott, Morph. Jahrb., 1890, pl. 14. 



5186. f montanus, Cope, Amer. Natur., 1884, 

 p. 281; Proc Am. Phil. Soc, 1884, p. 531 ; 

 Scott, Trans. Am. Phil. Soc, 1893, p. 151. 



5187. f obliquidens, Cope, Amer. Nat, 1886, 

 p. 368; Proc.Amer.Phil.Soc, V, 1886, 

 p.359. 



5188. f rusticus, Leidy, Kep. Geol. Surv., Ext. 

 Vert. Fauna, 1873, p. 199, pl. 3, 7, 20; 

 Proc Ac Philad., 1870, p. 109; Cope, 

 Proc Am. Phil. Soc, 1884, p. 535. 



5189. f proprius, Leidy, Proc Acad. Phil., 1858, 

 p. 24; Ext. Mam. Fauna, 1869, pl. 110, 

 pl. 10. 



5190.fcoenopus. Scott, Morph. Jahrb., 1890. 

 p. 340, 342, pl. 16, fig. 33, 34; Scott et 

 Osb., Bull.Mus.Comp.Zool., XX, 1890, 

 p. 73. 



f Miocaen. med. 

 Oregon (John Day). 



Miocaen. med. 

 Oregon (John Day). 



f Miocaen. med. 

 Oregon (John Day). 



f Miocaen. sup. 



Montana (Deep 



Eiver). 



f Miocaen sup. 

 Oregon. 



f Miocaen. sup. 



Wyoming (Deep 



Eiver). 



fMiocaen. sup. 



Nebraska (Deep 



Eiver). 



f Pliocaen. inf. 



America sept., 



"Wyoming (Loup 



Fork). 



1028. f Leptauchenia, Leidy (1856) 1869. 



5191.fmajor, Leidy, Proc Acad. Philad., 1856, 

 p. 163; 1857, p. 89; Ext. Mam. Faun., 

 1869, p. 124, pl. 12; Cope, Proc Amer. 

 Phil. Soc, 1884, p. 546; Scott, Morph. 

 Jahrb., 1890, p. 353, pl. 15, 16. 



5192. f decora. Leidv. Proc Ac Philad., 1856, 

 p. 88; 1857. p.89; Ext. Mam. Faun.. 1869. 

 p. 127, pl. 12. 



5193. f nitida. Leidv. Ext. Mam. Faun., 1869, 

 p. 129, pl. 12;' Scott, Morph. Jahrb., 1890, 

 pl. 16, fig. 35. 



fMiocaen. sup. 



Dakota, Nebraska 



(Deep Eiver). 



f Miocaen. sup. 

 Nebraska. 



fMiocaen. sup. 

 Dakota. 



