81 



IncerlcE sedis. 



Bramatherium Falc. and Cautl. 



SUPER-FAMILY 1 HELLADOTHEROIDEA. 

 XXXVI. HELLADOTHESIIDAE. 



Extinct. 

 Helladotherium Gaudry. 



SUPER-FAMILY OREODONTOIDEA. 

 XXXVII. OREODONTIDAE. 



Extinct. 



A. Orbit complete behind. Lachrymal bone impressed by a well-marked 

 fossa. (Leidy.) 



OBJEODONTINAE. (A.) 



B Orbit incomplete behind. Lachrymal bone with no fossa. (Leidy.) 



AGRIOCHOERIDAE. (B.) 

 A. OREODONTINAE. 



Oreodon Leidy =Merycoidodon Leidy =Cotylops Leidy. (Fide Leidy.) 

 Merycochoerus Leidy. 

 Meryclnjus Leidy. 

 Leptauchenia Leidy. 



B. AGRIOCHOEHIDAB. 



Agrioc.hoerus Leidy. = ? Eucrotaphus Leidy. 



SUPER-FAMILY ANOPLOTHERIOLDEA. 



XXXVIII. ANOPLOTHERIIDAE. 



Extinct. 



Anoplotherium Cuv. 

 Eurytlieriam Gervais. 



XXXIX. DICHOBUNIDAE. 



Extinct. 

 (Genera fide Turner.) 



Caenotherium Bra.va.rd=0plotherium Laiz. and de Par. 

 Dicltodon Owen. 

 Diclwbune Cuv. 

 Xipliodon Cuv. 



Anoplotheroidea? incertce sedis, 



Tapinodon v. Meyer, 1846. 

 Choereomeryx Pouiel, 1843. 

 Aphflotlierium Gervais. 



February, 1872. 



