MAMMALIA. 457 



Tribe II. — Vespeutiliones. 



Fingers of the hands much elongated, supporting very fine 

 membranes, the thumb alone being separated, but not opposable. 



Division I. — Grinders without sharp points ; and no tail. 



Genus 2. — Pteropus. — Brisson. 



Incisors \, conical ; canines jzi ; grinders |— g ; total 34 : 

 each tooth furnished with two roof-shaped ridges, forming a 

 longitudinal furrow along them. Nose without a membranaceous 

 appendage : tail short, or wanting. Interfemoral membrane 

 sloped off, index finger with a third phalanx and a nail. 

 Tongue papillary. 



Pteropus vulgaris. — The Tern ate Bat. — Plate VI. fig. 12. 

 — Fur of under parts black, except about the pubis, where the 

 colour is red ; face reddish brown, sides same colour : hair all 

 over the body coarse. Length of body about ten inches ; expanse 

 of wings upwards of three feet. Inhabits the Isle of France 

 and Bourbon. 



Sue-Division II. — With a tail. 



Pteropus stramineus. — The Lesser Ternate Bat — Fur 

 reddish yellow ; neck red ; tail very short ; length of body up- 

 wards of five inches ; extent of wings two feet. Inhabits 

 Timor and the Island of Ternate. 



Sub- Division III. — With wings upon the back. 



Pteropus palliatus. — The Pale Ternate Bat. — Membrane 

 of the wings attached to the dorsal line, giving it the appearance 

 of a mantle. Body about four inches long ; tail six and a halt 

 inches ; extent of wings fourteen inches. 



Genus 3. — Cephalotes — Geoffroy. 



Generic Character. — Incisory teeth ^; canines }-} ; molars 

 4Z4 ; 'ot*i^ 32. Incisors in the upper jaw, insulated and distinct ; 

 in the lower, almost close ; upper surface of the molars large, 

 flattened, without tubercles or ridges. No membranaceous 

 appendage to the nose ; index finger of one species with a nail, 

 and of the other without one ; tail very short : interfemoral 



2q3 



