4. PHYLLOBHINA. 133 



an obtuse vertical angle ; the apex of this triangle is divided into 

 three points by two narrow perpendicular incisions, extending half- 

 way to the base, the extremities of which are attached to the mem- 

 brane forming the horseshoe by a vertical band on either side 

 (Plate VIII. fig. 5). 



Wing-membrane attached to the lower part of the ankles ; tail of 

 six caudal vertebrae, the last two free. 



Fur long and silky, above bicoloured, pure white at the base and 

 for two thirds its length, the remaining portion purplish brown ; 

 beneath dirty white throughout. 



Length, head and body l"-6, taU l"-2, head 0"-6, ear 0"-4 x 0"-35, 

 forearm l"-5, thumb 0"-2, third finger 2"-6, fifth finger l"-8, tibia 

 0"-68, foot 0"-3. 



Hah. Pinang. 



Type in the collection of the Indian Museum, Calcutta. 



4. Phyllorhina commersonii. 



Bhinolophua commersonii, Geoffroy, Atmal. du Mits^um, xx. p. 263, 



]j1. 5 (181 3). 

 Rhinolophus gigas, Wagner, Wiegni. ArcMv, 1845, p. 148 ; Stippl. 



Schreh. Sdugeth. v. p. 650 (1855). 

 PhyllorLina vittata, Peters, Reise nach Mossamhique, p. 32, pi. 6, 



pi. 13. figs. 7-13 ; Temminck, Esquiss. Zoolog. sur la cote de Guin4, 



p. 72 (1853); 

 Macronycteris gigas. Gray, P. Z. S. 1866, p. 82. 

 Phyllorhina commersonii, Peters, MB. Akad. Bei-l. 1871, p. 318. 



Ears narrow, attenuated towards their extremities, which are 

 very narrowly rounded off; inner margin of the conch slightly con- 

 vex in lower, straight in upper half, outer side shortly emarginate 

 immediately beneath the tip, becoming gradually convex downwards 

 (Plate IX. fig. 2) ; head very long, and thick in front ; nose-leaf com- 

 paratively small, not equalling the muzzle in width ; transverse leaf 

 as wide as the horizontal leaf, short, upper margin straight, concave, 

 front surface divided by a central vertical ridge, with an iU-defined 

 ridge on each side ; sides of the muzzle with four erect longitudinal 

 leaflets ; immediately behind the nose-leaf, and in a line between 

 the eyes, the longitudinal opening of a large frontal glandular sac. 



Porearm as long as the head and body ; wings from the ankles ; 

 interfemoral membrane short, straight or concave behind; the last 

 caudal vertebra, or the last and half the antepenultimate vertebra, 

 free. 



Fur everywhere short and limited to the body. Above, on the 

 head and neck and anterior part of the neck light brown with 

 greyish extremities, a more or less broad band of the same colour 

 on each shoulder confluent in the centre of the back and extending 

 to the root of the tail ; along the sides of the body grey, approaching 

 pure white in some specimens ; beneath white, except a patch of 

 brown on eacli shoulder, and the fur along the centre of the chest 



