275 



spot sometimes present on the upper surface of the snout, 

 followed or not by a yellowish cross-band between the eyes ; 

 limbs with more or less distinct dark cross-bands ; lower parts 

 yellowish brown, spotted with dark brown ; throat of male 

 sometimes blackish. From snout to vent 28 mm. 



Male with an internal vocal sac. 



Habitat: Sumatra (Sungai Kring, 2200 m. , Kurintji peak). 



10. Philautus vittiger (Blgr.). 



Ixalus vittiger Boulenger, Ann. Mag. Nat. Hist., (6) XIX, 1897, p. 106. 



Snout truncate, not projecting, as long as the orbit ; canthus 

 rostralis distinct; loreal region concave; nostril nearer to the 

 tip of the snout than to the eye; interorbital space broader than 

 the upper eyelid; tympanum distinct, half the diameter of 

 the eye. Disks of fingers and toes smaller than the tympanum ; 

 fingers with a rudiment of web, toes 2 / 3 webbed; a small 

 inner metatarsal tubercle; the heel reaches the tip of the snout. 



Skin smooth above; throat smooth, belly granulate. 



Pale grey above, spotted all over with black; a white, black- 

 edged streak on each side from eye to groin, another on the 

 arm, and a third one on the thigh ; fore-arm and tibia spotted 

 with black; lower parts white. From snout to vent 22 mm. 



Habitat: Java (Pengalengan, 1200 m.). 



11. Philautus petersi (Blgr.). 



Ixalus aurifasciatus Peters, Ann. Mus. Genova, III, 1872, p. 44. 



Ixalus Petersi Boulenger, Proc. Zool. Soc. London, 1900, p. 185, pi. XVII, fig. 3. 



Snout rounded or obtusely pointed, as long as the orbit; 

 canthus rostralis distinct; loreal region concave; nostril a 

 little nearer to the end of the snout than to the eye; interorbital 

 space as broad as the upper eyelid; tympanum distinct, 2 /s 

 or '/ 2 the diameter of the eye. Disks of fingers a little smaller 

 than the tympanum; fingers free; toes half webbed; subarti- 

 cular tubercles moderate; a small inner metatarsal tubercle; 

 the heel reaches the tip of the snout. 



Upper parts smooth or with small flat warts; belly and lower 

 surface of thighs granulate. 



Grey-brown above, with dark brown symmetrical markings, 

 a cross-band between the eyes being constant; usually a ) ( 

 or )-(-shaped marking on the anterior part of the body; a 



