162 Triisodon, Groniacodon, Microclaenodon, Sarcothraustes, Bissacus. 
1649. f heilprinianus, Cope — (1326); Matthew, 
1. c., 1897, p. 263. 279, 320; 1901, p. 30, 
f. 10—12. 
crassicuspis. Cope — (1334). 
coryphaeus, Cope — (1332). 
hatliygnathus, Cope — (1333). 
rusticus, Cope — (1329). 
biculminatus, Cope — (1325). 
1650. f gaudryanus, Cope — (1328); Matthew, 
1. c., 1897, p. 280. 
fEocaen. infer. 
Nov.-Mexico. 
» 
» 
fEocaen. infer. 
Nov.-Mexico. 
308. fGoniacodon, Cope, 1888. 
Triisodon, p. et Mioclaenus, p., Cope, 1883 — 88. 
Cope, Trans. Amer. Phil. Soe., 1888, XVI, p. 320. 
1651. f levisanus, Cope — (1327); Matthew, fEocaen. infer. 
Bull. Ana. Mus., 1897, p. 263, 282. Nov.-Mexico. 
309. f Microclaenodon, Scott, 1892. 
Mioclaenus, p., Triisodon, p. et Diacodon, p., Cope, 1884 — 88. 
Scott, Proc. Acad. Philad., 1892, p. 302. 
1652. f assurgens, Cope — (1330). fEocaen. infer. 
Nov.-Mexico. 
310. f Sarcothraustes, Cope, 1882. 
Triisodon, p., Diacodon , p. et Mioclaenus, p., Cope. 
Cope, Proc. Amer. Phil. Soe., 1881 (1882), p. 158, 193. 
1653. f antiquus, Cope — (1331); Matthew, Bull. fEocaen. infer. 
Amer. Mus., 1897, p. 282 et 283. Nov.-Mexico. 
conidens, Cope (Triisodon), 1882- -84. 
Snbfam. 2. f Mesonychinae. 
311. fDissacus, Cope, 1881. 
Mesonyx, p., et Mioclaenus, p., Cope. 
Cope, Amer. Natura!., 1881, p. 1019. 
1654. f navajovius, Cope — (1335); Matthew, 
Bull. Amer. Mus., 1897. p. 263, 284, 320; 
1899, p. 29, 31 (nota). 
carnifex, Cope — (1336), nec Osb. et 
Earle, i895. 
fEocaen. infer. 
Nov.-Mexico. 
