212 MAMMALIA, 



n. First upper molar as broad as long ; with pig-like 

 snout ; palate produced back, level with the 

 glenoid surface. Arctonyx, p. 290. 



n^. First upper molar much broader than long. 

 0. External ear present; molars, p. m. ^ m. y 



Helictis, p. 284. 



0^. No external ear ; molars, p. ra. f m. \. 



Mellivora, p. 287. 



P. Kidneys conglomerate ; feet short and rounded ; toes 

 webbed; claws small, curved and blunt; upper 

 posterior molar large and quadrate ; habits aquatic. 



Lutra, p. 291. 



k^. With an alisphenoid canal ; true molars f obtusely 

 tuberculated ; dentition not sectorial. 



Aelurus, p. 300. 



k^. With an alisphenoid canal ; kidneys conglomerate ; 

 true molars f longer than broad; dentition not sec- 

 torial; feet completely plantigrade. [=Ursidae.] 



p. Six incisors in upper jaw ; snout not much produced. 



Ursus, p. 301. 



/»2. Four incisors in upper jaw ; snout considerably pro- 

 duced. Melursus, p. 306. 



Genus FELIS. 



Fells, Linnaeus Syst. Nat., 12th ed., i, p. 60 (1766). Type, F. leo. 



Leo, Tigris, Leopardus, Caracal, Chaus et Lynchus, Gray List Mamm. B. 



M., pp. 39-46 (1843). Types, F. leo, F. tigris, F. leopardus, F. caracal, 



F. chaus et F. canadensis. 

 Uncia, Gray Ann. Mag. N. H. (2), xiv, p. 394 (1854). Type, F. uncia. 

 Ailurina, Gervais Hist, Nat. Mamm, ii, p. 87 (1855)*. Type, F. planiceps. 

 Neofelis, Catolynxet Viverriceps, Gray P. Z. S., pp. 265-268 (1867). Types, 



F. nebulosa, F. marmorata et F. viverrina. 

 Serval, Pyrofelis, Gray Ann. Mag. N. H. (4), xiv, p. 352-4 (1874). Types, 



F. serval, F. temmincki. 



Key of the Indian Species. 



a. Cats proper with three upper premolars generally present, with 

 a rounded ear-conch, and with a long tail. 



b. Cats with a concolorous coat, neither spots or stripes. 



c. Of large size; up to 10 feet in length; tail with a black 

 brush ; nasal bones short, flat and not reaching so far 

 back as the frontal processes of the maxillae. 



F. leo, p. 214 



