42 Journal of the F.M.S. Museums. [Vol. VI, 



An example of Tropidonotus saravakensis, Giinther, hither- 

 to regarded as confined to Borneo, was collected on Mount 

 Menuang Gasing, Selangor-Pahang Boundary at a height of 

 3-4000 ft. 



Its place in the SN^opsis of the Species, already referred 

 to, comes under 



//. 2 or 3 last maxillar}' teeth abrupt- 

 • ly enlarged, 3 labials entering 

 the eye ... 



Scales in 17 rows ... T. saravakensis. 



Scales in 19 rows ... All the other species 



of section II known 

 from the Peninsula. 



The description of the specimen is as follows : — 



Head distinct from neck; eye large; nostril in a semi-divi- 

 ded nasal; rostral broader than deep, scarcely visible from 

 above; inter-nasals truncate in front, as long as broad, a 

 little shorter than the prae-frontals; frontal once and a half as 

 long as broad, longer than its distance from the end of the 

 snout, shorter than the parietals; loreal deeper than long; one 

 prae-and three post-oculars; temporals 2 + 3; eight upper 

 labials, third, fourth, and fifth entering the eye; five lower 

 labials in contact with the anterior chin shields which are 

 shorter than the posterior. 



Scales in 17 rows, all keeled. Ventrals 146 ; anal divided ; 

 sub-candals 45, tail imperfect. (The sub-candals are known to 

 vary from 52 to 89). 



Above olive-brown, paler anteriorly with a series of 

 interrupted blackish cross-bars or a network of blackish 

 patches, a series of light spots on either side the median line ; 

 upper surface of head vermiculated with black ; labials 

 yellowish with black sutures; yellow of the under-surface 

 extending on to the sides of the neck and fore-body. 



Below checkered black and yellow, the black predominat- 

 ing posteriorly. 



Snout to vent 410 mm, tail (imperfect) 97 mm. 



