61 



b. Body slender, elongate; tubercular grinders one on each, side 

 above and below (x-j). Gray. 



PRIONODONTINAE. (B.) 



2. Subplantigrade : the under-side of the toes and more or less of the 

 back of the tarsus naked, callous. Flesh-tooth strong ; upper tuber- 

 cular grinders large, broad. 



a. Tail moderate, not prehensile. The hinder part of the tarsus 

 hairy to the palm ; the tail bushy. 



GALrDIINAE. (C.) 



b. Tail moderate, not prehensile. The upper part of the hinder part 

 of the tarsus hairy to the palm ; tail ringed. (Gray.) Sectorial 

 tooth with large tubercular ledge. 



HEMIGALIINAE. (D.) 



c. Tail very long, sub-convolute. The hinder part of the tarsus bald, 

 callous. (Gray.) Sectorial tooth typical. 



PARADOXTTRINAE. (E.) 



d. Tail thick, strong, prehensile. The hinder part of the tarsus 

 bald, callous. Sectorial tooth of upper jaw transverse, sub-tuber- 

 cular. 



ARCTICTIDrNAE. (P.) 



B. Nose rather produced, rounded, hairy, and without any central groove 

 below (Gray, s. Cynogalidce). Sectorial tooth with an extensive tuber- 



cular ledge. 



CYNOQALINAE. (Q.) 



II. Auditory bulla very prominent and somewhat pyriform, divided by a 

 transverse constriction into two portions ; the anterior nearly as large and 

 inflated as the posterior. (Flower.) Toes straight ; the last phalanx and 

 claws extended. The claws blunt and worn at the end, the front ones 

 often elongated. (Gray, s. Cynopoda.') 



A. Nose flat and bald, beneath with a central groove. (Gray, s. Herpes- 

 tidce.) 



1. Head elongate, conical ; tail conical or cylindrical. (Gray.) 



HERPESTINAE. (H.) 



2. Head short, ventricose ; tail bushy, expanded laterally; claws 

 elongate. (Gray.) 



CYNICTIDINAE. (I.) 



B. Nose broad, convex, and hairy, beneath without any central groove. 

 (Gray, s. Ehinogalidae.} 



1. Head elongate, nose short. Teeth 40. False grinders f. (Gray.) 



HHINOGALINAE. (3.) 



2. Head veutricose. Nose elongate. Teeth 36. False grinders f. 

 (Gray.) 



CROSSARCHINAE. (K.) 



