470 



upper eyelid ; tympanum not distinctly defined. First finger 

 snorter than second ; the difference in length between the first and 

 second finger is much greater than that between the second and 

 third ; tips of fingers pointed ; toes with a short but very distinct 

 web at the base ; subarticular tubercles of fingers and toes not 

 much developed ; inner metatarsal tubercle elongate, rather in- 

 distinct ; no outer tubercle. The tibio-tarsal articulation reaches 

 the tip of the snout. Skin strongly tubercular above, smooth 

 beneath ; a fold of the skin uniting the posterior borders of the 

 upper eyelids, and extending from the eye, over the tympanum, 

 to the shoulder. Upper parts brown, marbled witli darker ; upper 

 lip and sides of body and limbs with small light spots ; hind limbs 

 with dark crossbars; uniform whitish beneath. Male with two 

 internal vocal sacs. 



From snout to vent 1 inch. 



Hob. Cevlon. 



Fig. 133. Hand of 



fihacophorus maximiis. 



Genus RHACOPHORUS, 

 Kukl, Isis, 1827, p. 294. 



Pupil horizontal. Tongue free and 

 deeply notched behind. Vomerine teeth. 

 Tympanum usually distinct. Fingers 

 usually more or less webbed ; toes webbed ; 

 tips of fingers and toes dilated into 

 regular disks. Outer metatarsals sepa- 

 rated by web. Omosternum and sternum 

 with a bony style. An intercalary 

 ossification or additional phalanx between 

 the penultimate and distal phalanges : 

 latter usually bifurcate (see fig. 128, 

 p. 435). 



Distribution. Of the 42 known species, 20 are recorded from 

 India and its dependencies, 6 from other parts of the Oriental 

 region, 4 from China and Japan, and 12 from Madagascar. Habits 

 scansorial. 



Synopsis of Indian, Ceylonese, and Burmese Species. 



A. Fingers more than half webbed. 



a. Vomerine teeth in two narrow transverse or 

 oblique series touching inner front edge of 

 chbanse ; upper parts green (blue or purple 

 in spirit), uniform or dotted with black. 

 a'. Upper surfaces smooth ; heel without der- 

 mal appendages ; no spots R. mcuimus,p. 472. 



I'. Upper surfaces smooth ; heel with a dermal 



appendage ; one or two black spots on each [p. 472. 



side, behind the arm R. limaculatu*, 



