60 



Pajeros Gray. 

 Chaus Gray. 

 Aelurina Qerv.=:Ailurogale Fitz. 



Fells Gray. 



B. OTJEPARDINAE. 



Gueparda Gray. 



Drepanodon Nesti, Bronn. 

 Maclicerodus Kaup, Bronn. 

 Smilodon Lund, Bronn. 



Pseudcelurus Gerv. 

 Trucifelis Leidy. 

 ? Dinictis Leidy. 

 ? Aelurodon Leidy. 



C. MACHAERODONTINAE. 



All extinct. 



Other Felidae of Extinct Genera. 



Cryptoprocta Bennett. 



Proteles I. Geoff. 



X. CEYPTOPROCTIDAE. 



Single Genus. 



XI. PROTELIDAE. 



Single Genus. 



XII. HYAENIDAE. 

 Genera. 



Hyaena Linn. 

 Crocuta Gray. 



XIII. VIVEREIDAE. 



STTB-FAMILIES. 



I. Auditory bulla divided by an oblique groove into two portions ; an an- 

 terior with the auditory meatus, and a posterior more inflated and larger 

 portion. (Flower.) Toes short, regularly arched ; the last phalanges 

 bent up, withdrawing the claws into a sheath ; claws sharp. (Gray, s. 

 Aeluropodae.) 



A. Nose simple, flat, bald, and with a central groove beneath. Gray, s. 

 Viverrida. 



I. Digitigrade: the under-side of the hind feet hairy, except the pads, 

 metatarsus, and sometimes a small part of the tarsus. Upper flesh- 

 tooth elongate; upper tubercular grinders small, transverse. Gray. 



a. Body robust ; tubercular grinders two above, one below on each 

 side (?-?). Gray. 



VIVERRINAE. (A.) 



