QUADRUMANA. Ill 



O. Sencgalensis. Senegal Gallago The ears as 

 long as the head ; colour yellowish-grey above, yel- 

 lowish-white beneath. 



0. MadagascariensiS) is the Marine Lemur of 

 Pennant. The size of a rat, and in general form 

 very like a Maki ; the colour is uniform fawn grey 

 above, below white. 



Genus TARSIUS. The Tarsiers. Have the head 

 round, the muzzle short and pointed ; the eyes very 

 large, approximated, nocturnal ; ears large, naked. 

 Dental formula in. f , can. }-J, p. mol. f , mol.= 

 \ | = 34 ; tail long ; mammae two, ventral. Inhabit 

 the East Indian Archipelago. 



T. spectrum. Podje Tarsier. Size of a rat ; 

 light greyish-brown. 



Here systematists place a genus named CHIROGA- 

 LEUS, entirely depending upon several drawings left 

 by Commerson, and engraved by Geoffroy under 

 the above name. They seem to indicate a new 

 genus, somewhat like quadrumanous cats, but with 

 straight awl-shaped claws on the fingers, and flat 

 nails on the thumbs. The largest of three supposed 

 species is little more than twelve inches in length. 



We place, with Mr. Waterhouse, at the end of 

 this order, the 



Genus GALEOPITHECUS or Flying Lemurs. Dent, 

 form, incis. f- 2 , can. -, false molars, -, molars 

 f-f =34. They are remarkable for the expanded 

 skin from the fore to the hind legs and tail, which 

 gives them the same and superior means of sailing 

 downwards, possessed by flying squirrels ; their legs 



