INSECTIVORA. J 43 



tylous feet, the hinder pair squamous ; the colour 

 rusty-brown; and the radiated apparatus on the 

 snout is small. This animal likewise resides in 

 North America, and seems to extend to a higher 

 latitude than the former. A third species is the 

 Thick-tailed Radiated Mole, C. macroura of Pro- 

 fessor Harlan. 



Tribe II. Insectivora, with two long canines in 

 front, followed by other lateral incisors or false 

 canines, not longer than molars; feet formed for 

 walking or swimming. 



Genus MYGALE, CUT., Desman. Dent. form, in- 

 cis. f , can. {-\, mol. $-$ = f f = 44 ; but according 

 to Pallas, the Russian species incis. f , cones -, mol. 

 f-f = 44. They have the nostrils placed within 

 two prolonged tubes, forming a kind of proboscis, 

 exceedingly sensitive and moveable ; small eyes ; 

 no external ears ; feet five-toed, those of the hinder 

 extremities, in particular, webbed ; claws long and 

 curved; tail naked, compressed. These animals 

 reside about watery places, dig subterranean gal- 

 leries, opening out beneath the surface of the water, 

 but rising further on, so as never to fill entirely. 

 They swim with the greatest ease, remain long 

 below, or raise only the extremity of their tubed 

 nostrils to the surface. They smell of musk, and 

 feed on aquatic insects, leeches, &c. 



M. moscovitica. Moscovite Desman. With all 

 the feet webbed is the Sorex moschatus of Linn., 

 and was known even to Clusius ; is the size of a 

 rat, or larger ; burrows in galleries of great length ; 



