18 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



membrane, which is hairy, except a small portion next the heel ; 

 wings from the base of the middle toe, hairy on the margins next 

 the body and along the arm as far as the elbow ; membrane of a 

 purplish brown, spotted with irregular rufous brown markings, 

 numerously along the arms, sparingly on the phalanges ; a small 

 conspicuous spot of pure white on the hairy portion of the wing 

 membrane, at its junction with the body on either side, just in 

 front of the humerus. Head dark brown, varied with white on 

 the crown ; a white mark down the forehead on the snout ; 

 margins of the lips and chin whitish ; sides of the face, round 

 the eyes to the ears in front, dusky or dark brown, extend- 

 ing on to the throat ; all the under surface ashy, the base of the 

 fur being dark brown or dusky, and the tips whitish ; tail none ; 

 the intrafemoral membrane lost on the sides, about the middle of 

 the femur. The fur on the sides of the throat is directed outwards 

 and downwards, and meeting the rufous fur of the upper surface, 

 which is directed forwards and downwards from the back of the 

 neck over the shoulders, forms a ridge on the sides of the neck, 

 reaching from the wing membrane to the lower base of the ear ; 

 the fur on the back of the neck is erect. Ears reddish, naked ; 

 nostrils blackish. The first joint of the thumb enclosed in mem- 

 brane, the last free, long and slender, with its claw more than three 

 times the length of the first joint. Wings from the sides ; forearm, 

 2'5 inches ; index finger and claw, 1'9 inch ; 2nd finger 4*85 inches ; 

 4th finger, 3 4 inches ; thumb, 1st joint 0"24 inch; 2nd joint, 

 0-6 inch, its nail, 02 inch; expanse of wings, 16'5 inches; 

 hind leg and foot with claws, 2 5 inches ; ears rounded, 

 moderate, length 0"5 inch ; width 0"4 inch. Teeth, incisors 

 -§-!-§-, minute, the upper ones far apart. Canines y_\, the upper 

 very long pointed, somewhat squarish on the front and outer side, 

 grooved, projecting below the lower jaw when it is closed, length, 

 0'25 inch ; the lower ones not so long, strongly ridged towards the 

 base. Premolars -|.|, the first above minute (deciduous) , almost 

 hidden at the root of the canine ; the second conical, compressed, 

 about the middle of the space between the canine and first molar; 

 below they are distinct, even, tubercular, the first placed close to 



