30 FAUNA AMERICANA. 



many cavities ; incisors of the lower jaw, two in 

 number, black at tip on the inferior surface, white 

 above; at base compressed laterally, approximate ; 

 at the points slightly divergent, both projecting 

 forwards in the direction of the base of the lower 

 jaw, except at the tips, which are slightly curved 

 upwards ; posterior to these are two small false 

 molars; the true molars three in number, similar 

 to those of the upper jaw ; feet white, the second, 

 third, and fourth toes nearly equal, the first and 

 fifth shorter, the former rather shortest ; anterior 

 with but very few hairs, nearly naked : nails near- 

 ly as long as the toes ; tail with rather sparse hairs, 

 slightly thickest in the middle, depressed and 

 nearly as long as the posterior feet; the specimen 

 a male ; the skull in the Philadelphia Museum. 



Inhabit Missouri. Mr. G. Ord presented me 

 with a scull of a Sorex from the neighbourhood 

 of Philadelphia, which has served the purpose of 

 the above details of the teeth. 



Gemis. 



Scalops, Cuvier, Geoff. Illig. 

 Sorex, Linn. Erxleb. Bodd. 

 Talpa, Penn. Shaw. 



CUARACTERS. 



J Incisor 2. 

 Ciiiiine 0. 

 .. X......V. »u....^.a.— x^^..i^u..s Molur 18. 



C liicisor 4. 



inferior 16. s Canine 0. 



CMolai' 12. y. Cuvier. 



