B[JFO. 



229 



jaws ; interorbital space flat and narrow, its width 

 equalling two-thirds to four-fifths that of the upper eye- 

 lid, not or but little greater than the distance between 

 the nostrils; tympanum distinct, at least in the ante- 

 rior half, rounded or a little deeper than broad ; its 

 transverse diameter equals usually about half that of 

 the eye, sometimes only one-third ; cleft of the mouth 

 extending to below the posterior corner of the eye or 

 slightly beyond. 



Fingers rather short, obtuse ; third longest, second 

 and fourth nearly equal, first visually a little longer, 

 exceptionally equal to second; subarticular tubercles 

 single, or partly single, partly in pairs ; two large 

 palmar tubercles, one large, flat, and rounded in the 

 middle, the other smaller and oval, at the base of the 

 inner finger. 



Hind limb moderately elongate, in some females from 

 Algeria and Syria very short ; the tarso-metatarsal arti- 

 culation reaches the eye or between the eye and the 

 nostril in the male, between the shoulder and the 

 posterior border of the eye in the female ; tibia as long 

 as or a little longer than the thigh, the heels meeting 

 or slightly overlapping when the limbs are folded at 

 right angles to the rhachis, considerably longer than 

 the head, shorter than the foot. Toes moderatelv 



Fig. 85. 



riO&&1 



Lower view of foot of male. 



elongate, depressed, one-half to three-fourths webbed, 

 the web extending as a fringe to the tips; subarticular 

 tubercles prominent and single ; two metatarsal tu- 

 bercles, — inner large, oval, prominent, outer smaller, 

 oval or rounded. A fold along the inner side of the 

 tarsus. 



