251 



Grey or greyish brown above, loreal region and sides of body 

 lighter; back usually with an hourglass-shaped dark figure; lips 

 with a fine blackish edge; sides dark marbled; limbs with dark 

 cross-bands; anal region blackish, with a white edge above; 

 lower parts whitish, the throat sometimes with brown vermi- 

 culations. From snout to vent 75 mm. 



Habitat: Sumatra (Langkat); Natuna islands (Bunguran); 

 Borneo (Baram). 



5. Rhacophorus macrotis Blgr. 



Rhacophorns viacrotis Boulenger, Ann. Mag. Nat. Hist., (6) VII, 1891, p. 282. 



Vomerine teeth in two oblique groups on a level with the 

 front borders of the very large choanae. Head nearly as long 

 as broad; snout triangular, a little longer than the orbit; 

 canthus rostralis angular; loreal region concave; nostril near to 

 the tip of the snout; interorbital space not broader than the 

 upper eyelid; tympanum distinct, as large as the eye. Disks 

 of fingers about half the diameter of the eye, of toes smaller; 

 fingers with a distinct rudiment of web, toes nearly entirely 

 webbed; subarticular tubercles moderate; a very small inner 

 metatatarsal tubercle; the heel reaches the tip of the snout; 

 tibia half the length of head and body. 



Skin of head co-ossified with the rugose frontoparietals, of 

 back smooth or finely granulate; belly and lower side of 

 thighs granular. 



Grey-brown above, with a few small dark brown spots or 

 two indistinct black longitudinal bands; loreal region greyish 

 white ; a dark brown band from the end of the snout through 

 the nostril, the eye and the tympanum to the side of the 

 body, expanding on the tympanum to a large temporal blotch ; 

 limbs with ill-defined dark cross bands; hinder side of thighs 

 brown, dotted with white; lower parts whitish, speckled with 

 brown. From snout to vent 78 mm. 



Habitat: Sumatra (Siolak Daras, 900 m., Kurintji valley); 

 Natuna islands (Bunguran); Borneo (Baram; Baram riv,). — 

 Pelawan ; Balabak. 



6. Rhacophorus everetti Blgr. 



Rhacophorus Everetti Boulenger, Ann. Mag. Nat. Hist., (6) XIV, 1894, p. 87. 



Vomerine teeth in two oblique groups between the choanae, 



