Mammalia. ^65 



crowned with four points. Ears very large and united upon the 

 forehead ; auricles much developed. Three appendages to the 

 nose, one vertical, one horizontal or foUaceous, and the third 

 shaped like a horse-shoe; no tail; inierfemoral membrane trun- 

 cated; tvings very large, with the thirdjingcr without the distal 

 phalanx. 



Megaderma frowi. Colour fine grey with some yellowish 

 tints ; nasal leaf oval, half the length of the cars. Nearly three 

 inches long. 



Inhabits Senegal. Adanson. 



La Feuille, Daub. -Mem. de V Academic des Sciences An, 

 1749. Mcgaderma frons. Geoff. Ann Mus. xv. 192. 



Genus Rhin-qlophus. Geoffroy. 



Incisors \, canines \ \, molars H, — 30. Superior incisors very 

 small and not permanent ; inferior bilobed; molars crowned with 

 sharp points; nose fariushed tcith a crest shaped lihe a horse- 

 shoe and surmounted loith a leaf; ears distinct; interfemoral 

 membrane large ; tail long, and entirely enveloped. Two pec- 

 toral mainmcB, and tioo warts en the pub s having the appearance 

 of mamma, but without lactiferous glands, 



Rhinolophus Iridens, Geoff. (Trident Rhinoloph.) Nasal ap- 

 pendage simple, erect, and terminated by three points ; body 

 about two inches long ; expanse of wings nearly nine inches. 



Inhabits Egypt. 



Geoff. Disc, di V Egypte, torn ii. pi, 2. and Ann. Mus. xx. 260. 



Rhinolophus Commersonii, Geoff. (Commerson's Rhinoloph ) 

 Nasal leaf simple, the terminal margin rounded ; no pouch on 

 the forehead : tail only half the length of the legs. Length be- 

 tween three and four inches. 



Inhabits Madagascar, — near Fort Dauphin. 



Rhinolophus clivosus, Rupcll. The surface colour above is 

 an indistinct lightish brown, grey brown, or tawny brown ; be- 

 neath reddish wliite or a pale grey brown : thq hairs on the up- 

 per part, with the exception of their tips, are reddish white. 

 Ears nearly the length of the head, broad at their bases and 

 tapering to their points, which are acute ; anterior and posterior 

 surfaces towards bases of inner margins, thinly covered with 

 short fur ; towards outer margins marked by several short 

 ti'ansverse wrinkles or muscular bands ; auricular appendages 

 large and semicircular ; nasal leaf single and spear-shaped ; 

 between the nostrils, towards the centre of the horse-shoe mem- 

 brane, a funnel-shaped cavity, and above and connected with it, 

 an erect somewhat three-sided crest. Wing and interfemoral 

 membranes blackish brown; sides of head and upper lip 



