3. PROSIMIA. 73 
3. PROSIMIA. 
The head without any ruff or fringe. The ears hairy externally, 
naked at the tip, more or less exposed. The wrist hairy. Theskull 
elongate; the face produced, rather compressed on the sides, rounded 
above ; forehead flat. 
Prosimia, Brisson; Gray, P. Z. S. 1863, p. 187. 
Temple, cheek, forehead, and crown white. No. 1. 
Temple, under the ear, and throat white. No. 2. 
Temple coloured like the back. Nos. 3, 4. 
. Temple rufous, the hair elongate beneath. Nos. 5, 6. 
é. Temple and cheek rufous. Nos. 7, 8, 9, 10. 
Prosimia rufifrons is easily known by the two small white stripes 
across each side of the rump; P. albifrons by the white back of the 
head; P. melanocephala by the black head and yellowish fur; P. 
wanthomystax by the indistinct bread black stripe down the back ; 
P. albimana by the black dorsal streak and crescent at the base of 
the tail and white feet; P.coronata and P. collaris by the rufous 
band across the forehead. 
Ae os 
* Temple, cheek, forehead, and crown white. 
1. Prosimia albifrons. The White-fronted Maucaco. B.M. 
Grey brown, hairs minutely punctulated ; face and end of the tail 
black; hinder part of the head, including the forehead, cheeks, 
temples, and base of ears, pure white ; chest, belly, and inside of the 
limbs whitish grey. 
Lemur albifrons, Geoff. ; Audeb. Makis, t. 3; Bennett, Zool. Gardens, 
i. p. 299, fig. ; Hoeven, Nat. Tijdsch. xi. t. 1. f. 2 (a skull). L. 
Frederici, Schinz, p. 112. Prosimia albifrons, Gray! Lesson. 
Hab. Madagascar. Living in the Zoological Gardens. 
** Temple, under the ear, and throat white. 
2. Prosimia nigrifrons. B.M 
Blackish or grey, greyer on the sides. beneath; base of the ears 
reddish white; cheek, throat, and chest white; nose grey ; orbits, 
forehead, cheeks, and end of the tail black or blackish. 
Lemur nigrifrons, Geoff. ; Bennett, Zool. Gard. i. p. 301, fig.; Petiver, 
Gaz. t. 17. f. 8. Prosimia ocularis, Lesson. P. nigrifrons, Gray ! 
Hab. Madagascar. 
*** Temple coloured like the back. 
3. Prosimia melanocephala. B.M. 
Fur yellowish brown, washed with black ; chin and beneath pale 
rufous; head black above; cheeks, under the ears, with a convex 
puff of hair of the same colour as the back ; tail brown, blacker at 
«the end; hands and feet dark reddish brown. 
