282 KiriKOLOPHID.E. 



B. Size small, forearm less than P> inches. 

 a. Posteri(n" margin of nose-leaf termin- 

 ating in thne sharp points ; forearm 



l-7o //. fn(lr//.'<, p. 282. 



/j. Posterior margin of nose-leaf rouuded. 

 a'. Three supplementary leaflets on eacli 

 side of the horseshoe. 

 «". Surface of posterior leaf divided 



into 2 cells ; forearm 2'0 H. )iiiubtucii>iig, p. 2S6. 



h". Surface of posterior leaf divitied 

 into 4 cells. 

 a. Posterior leaf narrower than 



horseshoe ; forearm 2'45 .... H. It-jj/aji/.i/l/nui, p. 284. 

 13. Posterior leaf as wide as horse- 

 shoe or wider, 

 a'. Hinder margin of interfem- 

 oral membrane straight; fore- 

 arm 2 H. speoris, p. 287. 



13'. Flinder margin of interfein- 

 oral membrane forming a 



salient angle ; forearm 2'2rj Jl. larvatu--<, p. 288. 

 h' . Two siipxilementary leaflets ; forearm 



1-75 I[- (jaleritiis, p. 287. 



c . No supplementary leaflets. 



a" . Ears laid forward extend to muz- 

 zle : forearm P55 //. buolor, p. 289. 



b". Ears do not extend to muzzle; 



forearm 1'4 //. fi»iboi/ietisi.<!, p. 290. 



158. Hipposiderus tridens. 2'he trident huf-iwsed Bat. 



Rhinolophus tridens, Geofroij, Dcscr. de VEiij/ptc, ii, p. 1;J0 (1813). 

 Phyllorliina tridens, Dobson,^ Cat. Chir. B. M. p. 1-Sl. 

 Phyllorhina tridens, var. mwxYmam, Anderson, Cat. p. 113; Murrai/, 

 Vert. Zuol. Sind, p. 6, pi. i, fig. 2 (head). 



Ears of moderate size, tips pointed, outer margin slightly con- 

 cave above, then convex, inner margin very convex. Anterior 

 nose-leaf or horseshoe semicircular, having, on each side, two 

 secondary leaflets ; sella prominent, trilobate ; posterior leaf having 

 the surface divided into lour cells by three longitudinal ribs, and 

 terminating above on the forehead in three thickened and pointed 

 projections. 



Wings from the lower Ihii'd of the tibia ; interfemoral membrane 

 short, square beliind ; tlie last two vertebra) of the fail and some- 

 times part of the pciudlimafe free. First minute u])per premolar 

 deciduous. 



Colour of fur above greyish brown, ilie basal portion i)aler, 

 sometimes white ; beneath wholly yellowish white or pure w bite. 



Dimensions of a Karachi specimen : head and body 2-'3 inches, 

 tail 1, ear from origin of ouler margin 0-7r), forearm 2-1, African 

 specimens are smaller. 



Dislrihution. Sind; procured in Karachi by Mr. J. JM array, who 

 observed it in April about dusiv in large numbers. Also luuiid in 

 Southern Persia, ]\Iesoi)ofamia, Egypt, and Zanzibar. 



