3. PRosraiA. 73 



3. PROSIMIA. 



Tho head -without any ruff or fringe. The ears hairy externally, 

 naked at the tip, more or less exposed. Tho wrist haiiy. The skull 

 elongate ; the face produced, rather compressed on the sides, rounded 

 above ; forehead flat. 



Prosunia, Brisson ; Graxj, P. Z. S. 18G3, p. 137. 



o. Temple, cheek, forehead, and cro-nm white. No. 1. 



b. Temple, under the ear, and throat white. No. 2. 



c. Temple coloured hke tho back. Nos. 3, 4. 



d. Temple rufous, the hair elongate beneath. Nos. 5, 6. 



e. Temple and cheek rufous. Nos. 7, 8, 9, 10. 



Prosimia rirfifrons is easily known by the two small white stripes 

 across each side of the rump ; P. alhifrons by the white back of the 

 head; P. melanocephala by the black head and yellowish fur ; P. 

 xanthomystax by the indistinct broad black stripe down the back ; 

 P. albhmma 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. 



* Tem2)le, cheek, forehead, and crown white. 

 1. Prosimia alhifrons. 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, 

 1. p. 299_, fig. ; Hoeven, Nat. Tijdsch. xi. t. 1. f. 2 (a skull). L. 

 Frederici, Schinz, p. 112. Prosimia albifrons, Gray ! Lesson. 

 Hah. 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 ! 



Hob. 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 us the back ; tail brown, blacker at 

 the end ; hands and foot dark redilish brown. 



