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SC A LOPS /ENEUS,- C as sin. 
Hlack-clawed Siirew Mole. 
SYNONYME. 
ScALors yEneus. — Cassin, Proo. Acad. Nat. Sci., Phila., 1853, p. 299. 
DESCRIPTION. 
Upper jaw, after the two incisors, having on each side seven false molars, 
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 first with four external lobes, the anterior being very small, the 
second large and pointed, the third short, blunt, and deeply enmrginate, 
the fourth lobe also blunt and short ; besides these the first molar has one 
interior and one posterior lobe, second molar with three short external 
lobes, the intermediate one emarginate ; also two interior large and 
pointed, and one posterior similar to the interior lobe ; third molar with 
two short external lobes, the posterior one emarginate, and two interior 
lobes 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 much larger and furnished 
with a minute posterior lobe at the base. Molars three, each deeply sul- 
cate on the external surface and composed of two large external lobes and 
three smaller and shorter internal lobes. 
First and fifth toes of fore-feet equal, second shorter, first and fifth toes 
of the hind-feet equal, other three nearly so. 
COLOUR. 
Entirely shining, brassy brown, very glossy, and in some lights appea. 
ing to be almost metallic ; darker on the top of the head, and lighter and 
more obscure oil the chin and throat ; nose dusky ; feet brownish ; nails 
and first joint of the toes black ; palms dusky ; soles of the hind-feet dark 
brown ; tail light brown, thinly furnished with scattering bristles. 
VOL. III. — 41 
