94 



LEJIUKID.E. 



forming- serrated crests covered with a blackish skin. Blackish brown ; 

 fnr yellowish, blackish-washed on the surface ; chin, throat, and be- 

 neath yellowish brown ; hair very close, woolly, yellowish, with 

 longer black-tiiiped and rigid hairs ; 2:)enis retractile into a sheath, 

 with roundish opening ; scrotum large. — Warricl; p. 46, t. 8. 

 f. 28. 



Perodicticus Geolfroyi, Bcniwtt, P. Z. S. 18.30, p. 109 ; Minray, Proc. 

 Pull. Plnjs. Soc. Edinh. 18G0, p. 191, tigs, of hands and feet. Potto 

 Bosmani, Lesson. Lemur potto, Gmcl. S. N. p. 42. Galago 

 guiueensis, Desm. Mamm. p. 104. Potto, Bosman. Nycticebus 

 potto, Geoff. Ann. Mus. xvii. p. 114; xix. p. 1 lo. 



Hab. Sierra Leone, West Africa. 

 Skull and skeleton in British Museum. 



Fiff. 18. 



.X2 

 Pcrotlicficus pofto. ( Huxley. ) 



15. ARCTOCEBUS. 



Tail very short. Hands and feet small, with the lower phalanges 

 (not including the thumb) united in the skin, the two upper joints 

 free ; the index finger abortive, reduced to a tubercle. Lower cut- 

 ting-teeth small, hyaline, hidden by the lips 



Arctocebus, Grai/, P. Z. S. 18(53, p. 150 ; IIii,rk'!/, P. Z. S. 

 p. 335. 



1864, 



