334 COLUBBID.S:. 



entering the eye ; 4 or 5 lower labials in contact with the anterior 

 chin-shields, which are as long as the posterior. Scales in 19 or 

 21 rows, more or less strongly keeled on the posterior half of the 

 body, the outer series without trace of a keel. Veutrals with an 

 obtuse lateral keel, 224-242 ; anal entire ; subcaudals 85-100. 

 Yellowish brown above, with one or two black bauds on each side 

 of the anterior half of the back, the lower band usually broken up ; 

 a black line across the occiput ; three black lines radiating from 

 the eye ; lower parts uniform yellow. 



Total length 5 feet ; tail 1 foot. 



Hub. Eastern Himalayas, Assam, Burma, Cochin China, Malay 

 Peninsula, Java, Sumatra. 



411. Coluber melanurus. 



Coluber melanurus, Schleg. Phys. Scrp. ii, p. 141, pi. v, tigs. 11 & 12. 

 Compsosoma melanin-urn, Du.ni. $ Bibr. Erp. Gen. vii, p. 299 ; 



Gil-nth. Kept. B. I. p. 244; Stolicska, J. A. S..xxxix, 1870, 



p. 188 ; Theob. Cat, p. 165. 

 Elaphis melanurus, Jan, Icon. Ophid. 21, pi. iv, fig. 1, and pi. v, 



fig. 1. 



Rostral broader than deep, visible from above ; suture between 

 the internasals shorter than that between the pnefrontals ; frontal 

 as long as its distance from the end of the snout or a little longer, 

 shorter than the parietals ; loreal not longer than deep ; one large 

 prseocular ; two postoculars : temporals 2 + 2 ; upper labials 9, 

 fourth to sixth entering the eye ; 5 or 6 lower labials in contact 

 with the anterior chin-shields, which are as long as the posterior. 

 Scales in 19 rows, strongly keeled ; all the caudal scales keeled. 

 Ventrals with an obtuse lateral keel, 193-230 ; anal entire ; sub- 

 caudals 89-109. Pale brown anteriorly, with a yellow, black-edged 

 vertebral band, which becomes gradually more and more indistinct 

 towards the hinder part of the body, which, like the tail, is dark 

 brown or black ; a series of black spots on each side of the anterior 

 part of the body, of ocelli with bright yellow centre in the young ; 

 some adults are nearly uniform blackish brown ; a black streak 

 below the eye, another from the eye to the commissure of the 

 jaws, and a third along the temple and neck. 



Total length 5 feet ; tail 1 foot 3 inches. 



Hob. Tenasserirn, Andamans, Malay Peninsula and Archipelago. 



412. Coluber prasinus. 



Coluber prasimis, Blyth, J. A. S. B. xxiii, 1854, p. 201. 

 Gonyosoma grainineum, Giinth. Rejrt. B. I. p. 294, pi. xxiii, tig. D ; 

 Theob. Cat. p. 190 ; Anders. An. Zool. Res. Yunnan, p. 824. 



Rostral a little broader than deep, just visible from above ; 

 suture between the internasals a little shorter than that between 

 the praefrontals ; frontal as long as its distance from the end of 

 the snout, shorter than the parietals ; loreal square or longer than 



