F E R tE. 



23 



3. Family SORECID^.— The Shrews.— The Moles. 

 1. Genus SCALOPS, Cavier, Reg. Au. I, p. 134 (1817). 



1. ScALOPS yENEUS, Ccissiil. 

 Scalops emeus, Cassin, Proc. Acad. Philad. VI, p. 299 (February, 1853). 



Atlas, Mammalogy, Plate VIIT, Fig. 3. Adult. 



S. aquatico cequalis. Castaneo-aneus nitens, vertice satiiratiore, naso 

 fusco, pedihus hrunneis, imgtdcidis phalangique idtbno nigris. 



Form. — About the size of S. aquatlcus ; nose long, pointed ; claws of 

 fore feet very strong ; tail moderate, or rather small ; fur thick, com- 

 pact. Upper jaw, after the two incisors, with seven false molars on 

 each side, which are pointed and nearly equal, except the last, which 

 is double the size of either of the others and has a small exterior 

 basal lobe. Molars three ; the tirst, with four external lobes, the 

 anterior being very small ; the second, large and pointed ; the third 

 short, blunt and deeply emarginate ; the fourth lobe also blunt and 

 short. Besides these, the first molar has one interior and one pos- 

 terior lobe ; second molar with three short external lobes, the inter- 

 mediate one emarginate ; third molar with two short external lobes, 

 the posterior one emarginate, and two interior and one posterior lobe. 

 Lower jaw with two incisors on each side, the anterior of which is 

 the shorter ; these are followed by six false molars, which are pointed 

 and nearly equal in size, except the last, which is larger, and fur- 

 nished with a minute posterior lobe at its base. Molars three, each 

 deeply sulcate on the external surface, and composed of two large 

 external lobes and three smaller and shorter internal lobes. 



Dimensions. — Total length (of specimen in spirits), about five 

 inches ; head, two inches ; fore foot, one and one-eighth of an inch ; 

 hind foot, one and a half inches ; tail, one and a quarter inches; first 

 and fifth toes of fore foot equal ; second, shorter ; first and fifth toes of 

 the hind foot equal ; other three nearly equal to each other. 



