NEOSOREX. 



ATOPHYRAX. 



chin, throat and chest with grayish tipped hairs; the base of the hairs 

 both above and beneath dark bhiish gray." 



Measurements. "Length head and bod}', 53; tail, 46; eye from 

 end of muzzle, g-J^; ear length, 6-}4; elbow to end of middle digit 

 without claw, 13; hand, 6; foot, 13; distance between tips of first 

 upper incisor and last premolar, yYi." 



95. Atophyrax. 



I. i=_4; c. i=i; p. 5=?; M. ?== 



32. 



Atophyrax. Merr., Trans. Linn. Soc. N. Y., 1884, p. 217. 



" Feet large and fimbricate, with third and fourth toes of hind 

 foot webbed at base as in Neosorex. Anterior part of rostrum nar- 

 rowed, much produced and recurved, forming, with the under jaw, a 

 toothed forceps for seizing living prey. Brain case expanded laterally 

 as in Neosorex. Unicuspidate teeth parallel, the fifth with a colored 

 cusp, sometimes bifid. Two first upper molars with two internal 

 cusps, the secondary one diagnostic of the subgenus is separated by 

 a sulcus from the large triangular cusp developed on the cingulum of 

 the posterior half of the inner side of the tooth." 



Fig. 73. Atophyrax bendirii. 

 No. 2379 Am. Mus. Nat. Hist. Coll. 



Skull twice nat. sii^. 



Tooth rows enlarged 5 times 



