82 
Cebochoerus Gervais. 
Zooligus Aymard. 
Diplocus Aymard. 
Hyaegulus Pomel. 
Microtherium vy. Meyer=Amphimeryx Pomel. 
Adapis Cuv. 
Homaladotherium Huxl. 
OMNIVORA. 
SUPER-FAMILY MERYCOPOTAMOIDEA. 
XL. MERYCOPOTAMIDAE. 
Extinct. 
Merycopotamus Fale. and Cautl. 
SUPER-FAMILY HIPPOPOTAMOIDEA. 
XLI. HIPPOPOTAMIDAE. 
SUB-FAMILIES, 
A. Skull depressed between the orbits and with the frontal sinus ob- 
solete; the orbits prominent above the level of the forehead, and closed 
behind. 
HIPPOPOTAMINAE, (A.) 
B. Skull convex between the orbits and with the frontal sinus well 
developed; the orbits depressed below the level of the forehead and 
incomplete behind. 
CHOEROPSINAE. (B.) 
A. HIPPOPOTAMINAE. 
Hippopotamus Linn.=Tetraprotodon Fale. and Cautl. 
B. CHOEROPSINAE, 
Choeropsis Leidy. 
Extinct. 
(Hippopotaminae.) 
Hexaprotodon Fale. and Cautl. 
SUPER-FAMILY SETIFERA. 
XLII. PHACOCHOERIDAE. 
Genus. 
Phacochoerus F. Cuv.=Eureodon G. Fisch. 
Extinct genus referred (erroneously?) to Phacochoeridae. 
Calydonius ¥. Meyer. 
XLIII. SUIDAE, 
ele 
Babirussa F. Cuv.=Porcus Wagler. 
