50 Records of the Indian Museum. [Vol. XX, 



Fingers moderate, the tips swollen into very small discs, 

 first a little longer than the second, third as long as or a little 

 longer than the snout ; subarticular tubercles moderate. 



The tibio-tarsal articulation reaches the eve or the tip of the 

 snout; heels overlapping when the limbs are folded at right angles 

 to the body ; tibia 3 to 4 times as long as broad, if to 2} times in 

 length from snout to vent, as long as or a little shorter than the 

 fore limb, as long as or a little longer than the foot. Toes moder- 

 ately long, the tijDS dilated into small but very distinct discs, | to 

 nearly entirely webbed, i or 2 phalanges of fourth free; sub- 

 articular tubercles moderate ; a feeble tarsal fold ; inner metatarsal 

 tubercle moderately prominent, J to I the length of the inner toe ; 

 no outer tubercle. 



Skin smooth or with irregular glandules on the back ; a more 

 or less distinct fold across the head, behind the upper eyelids ; a 

 strong glandular fold from the eye to the shoulder. 



Brown above, with small irregular darker spots; sometimes a 

 yellowish vertebral stripe ; a dark cross-band between the eyes, 

 bordered with yellowish in front ; lips with dark vertical bars ; 

 limits with rather irregular dark cross-bands. Lower parts white, 

 uniform or scantih- spotted with brown. 



Males without vocal sacs. 



Nasals large, in contact with each other and with the fronto- 

 parietals ; ethmoid covered over ; zygomatic branch of squamosal 

 long. 



Measureuienls in millimetres. 



I — 6. Tenasserim, types. 7. King Id., Mergui. 8 — 9. Klong Bang Lai, Siam. 



Habitat. Tenasserim, Siam, Malay Peninsula. Also the Anda- 

 mans, as, according to Annandale, the largest of the types of 

 Stoliczka's R. gracilis, var. aiidamanensis belongs undoubtedly to 

 this species. 



