282 On a new Gecko and a new Snake from Sumatra. 



broad; ear-opening very small, round; limbs bordered by 

 dermal folds ; digits strongly dilated, fully halt-webbed. 

 Rostral twice as broad as deep, without niedian cleft, entering 

 the nostiil; three nasals, the upper separated from its fellow 

 bv a single small shield; 11 upper lal)ials to below the centre 

 of the eye, first entering the nostril ; symphysial smaller 

 than the adjacent labials ; no chin-shields, small polygonal 

 flat scales passing gradually into the minute gular grannies. 

 Upper parts with uniform flat granules, which are very small 

 on the snout and minute on the .back of the head, the body, 

 and the limbs ; ventral scales larger, subimbricate. Male 

 with a long uninterrupted series of 40 preanal and femoral 

 pores (21-19). Tail somewhat flattened, with small granules 

 above ami larger flat scales beneath, divided into segments 

 and defined on each side by a large triangular projecting 

 scale. Pale greyish brown above, with brown dots crowded 

 together to form five festooned bars across the body ; lower 

 parts white. 



mm. 



From snout to vent 68 



„ ,, fore limb 19 



Head U 



Width of head 8 



Fore limb 14 



Hind limb 19 



Tail 46 



A single male specimen. 



Two species with halt-webbed toes were previouslj'^ known 

 — Gecko palmatus, Blgr., from the Man Son Mountains, 

 Tonkin, and G. r/iacop/iorus, Blgr., from Mount Kinu Balu, 

 Borneo. The former differs in the larger, broader head and 

 the presence of chin-shields and of scattered enlarged tubercles 

 on the back, the latter in the same characters and in the 

 remarkable scalloped membrane along the side of the body 

 and the very different shape of the tail. 



Ca^amaria alidce, sp. n. 



Rostral as deep as broad, the portion visible from above 

 one-half its distance from the frontal, which is longer than 

 broad, twice as broad as the sujjraocular, and shorter than 

 the pariefals ; no prcocular, one postocular ; 5 upper labials, 

 third and fourth entering the eye, the diameter of which 

 nearly equals its distance from the mouth ; symjdiysial in 

 contact with the anterior chin-shields. 13 rows of scales. 

 Ventrals 196 ; anal entire ; subcaudals 23. Tail rounded at 



