259 

 15- Rhacophorus modestus Blgr. 



Rhacophorus modestus Boulenger, Jrn. Fed. Malay St. Mas., VIII, 1920, p. 293. 



Vomerine teeth in two oblique series between the choanae. 

 Head as long as broad ; snout rounded, as long as the upper 

 eyelid; canthus rostralis distinct, straight or slightly curved; 

 loreal region oblique, slightly concave; nostril a little nearer to the 

 end of the snout than to the eye ; interorbital space as broad as 

 or a little broader than the upper eyelid ; tympanum distinct, '/•» 

 or 2 /a the width of the eye. Fingers and toes with large disks, 

 those of outer fingers as large as the tympanum, those of 

 first finger and of toes smaller; first finger shorter than second, 

 which is shorter than fourth; outer fingers '/ 3 , toes 2 / 3 webbed; 

 subarticular and inner metatarsal tubercles feeble, no outer 

 metatarsal tubercle; the heel reaches the eye or between eye 

 and tip of snout; tibia about half the length of head and body. 



Smooth above, belly and lower surface of thighs granular. 



Grey or brown above, sometimes darker on the sides, usu- 

 ally with a white streak or a series of white spots along the 

 flanks; a dark canthal and temporal streak; limbs with dark 

 cross-bands; lower parts white, uniform or spotted with brown. 

 From snout to vent 41 mm. 



Male with a subgular vocal sac. 



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

 Kurintji peak, 2200 m. !). 



16. Rhacophorus edentulus F. Mull. 



Rhacophorus edentulus F. Miiller, Verh. naturf. Ges. Basel, X, 1895, p. 840, 869. 

 Rhacophorus edentulus Boulenger, Proc. Zool. Soc. London, 1897, p. 234, pi. 

 XVI, fig. 2. 



Vomerine teeth absent, or reduced to two very small, in- 

 distinct groups near the inner edges of the rather large choanae. 

 Snout rounded, a little shorter than the orbit; canthus rostralis 

 distinct; loreal region slightly concave; nostril nearer to the tip 

 of the snout than to the eye ; interorbital space as broad as the 

 upper eyelid ; tympanum moderately distinct, 2 /s to 'A tne 

 diameter of the eye. Disks of fingers as large as or a little 

 larger than the tympanum; outer fingers half webbed; toes 

 webbed to the disks of the third and fifth, penultimate phalanx 

 of fourth free; subarticular tubercles feeble; a very small 

 inner metatarsal tubercle ; no tarsal fold ; the heel reaches the 

 tip of the snout or beyond. 



