APPENDIX, 295 
below eye; a light line along upper jaw, meeting light line of 
under surface behind angle of same. Ears rounded, clothed 
on both sides with short, light hairs, reaching, when laid 
forward, at least as far as middle of eye. Fore- and hind-feet 
grey above; soles of fore-feet with six striated pads; a small 
tuft of white whisker-like hairs on hinder side of fore-arm 
above the wrist; soles of hind-feet naked, except under the 
heel, where they are hairy, granulated; the pad on the great 
toe (hallux) double; all six pads distinctly granulated. Tail 
shorter than head and body; stout for its basal half, tapering 
rapidly about the middle, and thence rapidly to tip; markedly 
thickened; covered with longish stiff hairs, but devoid of crest ; 
in colour somewhat lighter than body. Pouch slightly de- 
veloped, opening downwards, with two lateral folds of skin. 
Teats six, in three pairs. Last upper primolar minute, and 
corresponding lower tooth absent. (Sfencer). 
Distribution. Central Australia. 
Habits—The animal is terrestrial, living in holes, amongst 
rocks, and under stones. 
GENUS SMINTHOPSIS (surd, p. 177). 
V. LARAPINTA POUCHED MOUSE. SMINTHOPSIS LARAPINTA. 
Sminthopsis larapinta, Spencer, Proc. Roy. Soc. Victoria, 
ser. 2, vol. viii, p. 8 (1896); Rep. Horn Expedition— 
ZOol., p. 33, pl. it, fig..2 (1896); 
Characters.—Size small ; form light and delicate ; fur very soft 
and fine, moderately long, composed almost entirely of under- 
fur, with a few longer dark hairs. General colour mouse-grey, 
suffused on back with rufous; sides, under-parts, and upper 
surfaces of both pairs of feet white. Ears large, when laid 
forward reaching considerably beyond the eye. Soles of fore- 
feet naked, granulated, with the postero-external pad V-shaped 
