198 



a still smaller, round outer metatarsal tubercle; no tarsal fold; 

 heel reaching the tip of the snout. 



Skin very finely granulate. 



Brown above; sides, from tip of snout to vent, black, with 

 a white streak from the tip of the snout along the upper lip, 

 below the tympanum, to the thighs ; limbs pale brown, with 

 dark cross-bars; yellowish white beneath. Length 50 mm. 



Tadpole. — The tadpoles, here described, probably belong 

 to this species. 



Length of body i 3 / 4 times its width; tail nearly twice the 

 length of the body and almost 4 times as long as deep. Nostril 

 in the middle between the tip of the snout and the eye; 

 eyes superior, equally distant from tip of snout and spiraculum, 

 the distance between them once and a half that between the 

 nostrils, which equals the width of the mouth; spiraculum 

 sinistral, directed upwards and backwards, visible from above 

 and from below, nearer to the hind limbs than to the tip of the 

 snout; vent dextral, close to the lower border of the tail. Tail 

 with rounded tip; the upper crest a little higher than the 

 lower one, not reaching the base of the tail. 



Lips with papillae, which are arranged in two or three 

 series along the sides and the lower border, not interrupted 

 in the median line; jaws edged with black; series of teeth 

 4 1 4/ l 3 1 (in younger specimens 3 '3/ '3'), the four rows of 

 the lower lip nearly equal in length, the inner one hardly 

 interrupted. 



Grey, lower surface of body a little lighter, and finely mottled 

 with white; tail yellowish brown, darker marbled. Length 65 mm. 



Habitat: Sumatra (Bandarbaru, Batak mts., + 900 m. !). 



26. Rana laterimaculata Barb. & Noble. 



Rana laterimaculata Barbour and Noble, Proc. New England Zool. Club, Cambridge, 

 Mass., VI, 1916, p. 21, text-fig. 3 (foot). 



Vomerine teeth in two small oblique groups, not extending 

 behind the level of the choanae, the distance between them 

 slightly greater than the diameter of each of the choanae. 

 Canthus rostralis distinct; loreal region concave; nostril much 

 nearer to tip of snout than to eye; interorbital space slightly 

 broader than the upper eyelid; tympanum more than half the dia- 

 meter of the eye. Tips of fingers and toes dilated, of toes a little 



