25; 



Smooth above; heel with a more or less distinct conical 

 tubercle ; belly and lower surface of thighs granular. 



Coloration very variable. Grey or pale brown above, with 

 brown or blackish marblings or symmetrical markings, or 

 blackish brown with pale grey or whitish markings forming 

 two cross-bands on the snout and two bands along the back; 

 limbs orange, with dark brown transverse lines, which may be 

 very numerous; lower parts white. From snout to vent 48 mm. 



Male with a subgular vocal sac. 



Habitat: Sumatra (Sungai Kumbang, 1400 m., Kurintji 

 peak). 



13. Rhacophorus bifasciatus nova spec. 



Vomerine teeth in two slightly oblique series between the 

 choanae. Head as long or nearly as long as broad ; snout 

 more or less pointed, as long as the upper eyelid, longer than 

 deep; canthus rostralis angular, curved; loreal region oblique, 

 concave; nostril usually a little nearer to the tip of snout than 

 to the eye; interorbital space as broad as the upper eyelid; 

 tympanum distinct, '^ to - 3 the width of the eye. Disks of three 

 outer fingers about as large as the tympanum, of first finger and 

 of toes smaller; first finger shorter than second, which is 

 shorter than fourth; outer fingers about -/s webbed, the web 

 not reaching the disks; first finger only webbed at the base; 

 fifth toe a little longer than third ; toes nearly entirely webbed, 

 the web reaching all the disks, except that of fourth toe; subarti- 

 cular tubercles well developed, single; a feeble inner, no outer 

 metatarsal tubercle; the heel reaches the tip of the snout or 

 between eye and tip of snout; tibia half length of head and 

 body, or hardly longer. 



Smooth above; feeble dermal ridges above the vent and 

 along outer edges of fore-arm and outer finger, and of tarsus 

 and outer toe; heel with a triangular dermal appendage; a 

 feeble fold above the tympanum; belly and lower surface of 

 thighs granulate. 



Purplish above, with two irregular, white dorsolateral bands, 

 which are confluent in the coccygeal region; in young speci- 

 mens they are broken up into blotches. Fore head, including 

 the anterior part of the upper eyelids, white, with purplish 

 streaks; web between fingers and toes partly dark; usually 

 Indo-austkalian amphibia. 17 



