257 



small, as long as its distance from the tip of the snout, a little 

 shorter than the parietals, slightly broader than the supra- 

 ocular; no praeocular, one postocular; temporals i -f 2; five 

 upper labials, second and third entering the eye; three lower 

 labials in contact with the anterior chin-shields; latter larger 

 than the posterior. Scales in 15 rows; ventrals 230 261, the 



Fig. 98. Toxicocalamus slanleyanus Blgr. Nat. size. Side view of head. 



last sometimes divided; anal entire; subcaudals 25 51. Tail 

 ending in a compressed, obtuse scale, which is keeled above. 

 Blackish-brown above; two outer rows of scales white, each 

 scale with a blackish centre; a yellow nuchal collar, bordered 

 posteriorly with blackish; head dark brown or blackish, the 

 dark colour forming two vertical bands across the yellow upper 

 INDO-AUSTRAUAN REPTILES II. 17 



