266 



lated with black. In the var. lateralis Wern. this dark colour 

 is more extensive. From snout to vent cf 52, 9 7& mm. 



Male with an internal vocal sac. 



Tadpole. — Length of body i 2 / 3 its width; tail more 

 than i 1 / 2 times as long as the body, more than 3 times as 

 long as deep. Nostril equally distant from the eye and the 

 end of the snout ; eyes superior, hardly nearer to the spiraculum 

 than to the tip of the snout, the distance between them greater 

 than that between the nostrils; spiraculum sinistral, lateral, 

 directed backwards and upwards, equally distant from tip of 

 snout and vent; vent dextral, in the middle between the 

 muscular portion and the lower border of the tail. Tail rounded, 

 the upper crest a little deeper than the lower one, reaching 

 the base of the tail. 



Sides of lips with one or two, lower border with two un- 

 interrupted series of papillae; jaws denticulated, narrowly 

 edged with black; series of teeth 5*5/3, the second and 

 third series of upper lip narrowly interrupted, the three rows 

 of lower lip about equal in length. 



Grey above, yellowish white beneath, immaculate ; crests and 

 tip of tail colourless. Length 26 mm. 



The embracement in copulation in axillary. The eggs are 

 rather large (+ 3 mm. in diam.), unpigmented. The spawn is 

 usually deposited between leaves of bushes in a mass of muci- 

 lage, above or not far from water, the young tadpoles being 

 washed away by the rain (Siedlecki). 



Habitat: Sumatra (Lauttador) ; Banka ! ; Borneo? (Sera- 

 wak 1 )); Java (Batavia; Buitenzorg!; Gadok; Mt. Pangeranggo ; 

 Tjibodas!; Pasirdatar, 900 m. ! ; Sukabumi ! ; Tjiseureuh, near 

 Sindanglaja! ; Tjiandjur; Ambarawa; Wonosobo ; Nongko- 

 djadjar, Tengger mts., 1200 m. !). 



23. Rhacophorus nigropalmatus Blgr. 



?„Flying frog" Wallace, The Malay Archipelago, London, 1869, 1, p. 38, with fig. 

 Rhacophorus Reifiwardti Hubrecht, Midden-Surnatra, IV, 1, 1887, p. 9 2 ). 

 Rhacophorus nigropalmatus Boulenger, Ann. Mag. Nat. Hist., (6) XVI, 1895, P- I 7°- 

 Rhacophorus nigropalmatus Werner, Zool. Jahrb., Syst., XIII, 1900, p. 496, 

 pi. XXXIV, fig. 8. 



1) According to Peters, Ann. Mus. Genova, III, 1872, p. 44. 



2) Specimen in the Leyden Museum examined by me. 



