FELID.E. I. 15 



b. Molars Jl} or f!f; no foramen (as in the next); tail 



usually long and hairy ; (squirrels, etc.) SCIURID^E, 10. 



bb. Molars f'.f to |:|; zygomatic process of upper jaw with 



a foramen ; (rats and mice). . . MUKID/E, 14. 



ff Fur with stiff spine-like bristles ; toes with long, curved 



claws SPALACOPODID.*:, 1">. 



** Incisors f ; the middle upper incisors large, grooved, the outer 

 ones small ; teeth 28 ; tail very short ; ears long. 



LEPORJD/E, 16. 



F. FAMILIES OF MARSUPIALlA. 



* Tail long, prehensile, nearly naked ; feet plantigrade ; incisors 

 f if ; teeth 50 DIDELPHIDID^:, 17 



OEDEE A. CAKNIVOBA. 



(The Flesh-Eaters or Ferae.) 



FAMILY I. FELID^E. 



(The Cats.) 



Digitigrade Carnivoni with the toes 5-4; claws com- 

 pressed, very sharp, retractile; palms and soles hairy, 

 with naked pads under each toe and the ball of the foot. 

 Body compact; head short, broad and rounded. Dentition 

 i. |;| ; c . i : i ; p m . |.;.| or || ; m . j.-i 30 or ^8; canine teeth 

 long and sharp; teeth all strongly trenchant; tongue with 

 short, retrorse papilla. General aspect cat-like. A well- 

 known group comprising about fifty species, found in all 

 parts of the world excepting Australia and its islands. 



*Premolars |;f, anterior upper one very small: tail at least half 

 as long as the body (exclusive of head and neck) ; fur compact 

 and glossy; cars not tufted FELTS,!. 



** Premolars 1 1, (anterior upper one wanting); tail less than 

 half length of body proper ; ears triangular, tufted. LYNX, 2. 



