144 ■ COLUBRID-^. 



posterior. Scales in 23 to 27 rows, smooth or faintly keeled. 

 Ventrals with a lateral keel, 233-263 ; anal divided ; subcaudals 

 122-149. Bright green above, the scales usually finely edged 

 Avith black : yellow or pale green below ; a blackish streak along 

 each side of the head, passing through the eye ; tail usually 

 yellowish brown, with or without vermilion bands. 



Total length 2300 millim. ; tail 480. 



Eastern Himalayas, Burma, Malay Peninsula and Archipelago. 

 Of universal occurrence in the Malav Peninsula. 



Genus GONYOPHIS. 

 Bouleng. Ann. & Mag. Nat. Hist. (6) viii, p. 290 (1891) 



Maxillary teeth 23, equal ; mandibular teeth subequal. Head 

 elongate, distinct from neck ; eye moderate, with round pupil. 

 Body elongate, compressed ; scales feebly keeled, with apical pits, 

 in 19 rows ; ventrals with a suture-like lateral keel, and a notch 

 on each side corresponding to the keel. Tail long ; subcaudals in 

 two rows, keeled and notched like the ventrals. 



A single species. 



153. Gonyophis margaritatus. 



Gowjosoiiiu manjaritatum, Peters, Mon. Berl. Ac. 1871, p. 578. 

 Gonyophis margaritatus, Buuleng. Ann. Mag. Nat. Hist. (6) viii, 



1891, p. 290 ; id. Cat. Sn. ii, p. 71 (1894) ; id. Journ. Fed. Malay 



States Mus. iii, p. 68 (1908). 



Rostral broader than deep ; internasals as long as broad, 

 shorter than the praefrontals ; frontal a little longer than broad, 

 as long as its distance from the end of the snout, shorter than the 

 parietals ; loreal longer than deep ; a prseocular, not in contact with 

 the frontal, or just touching ; 2 postociilars ; temporals 2 + 2 or 3 ; 

 9 upper labials, fourth to sixth, or fifth and sixth, entering the 

 eye ; 4 or 5 lower labials in contact with the anterior chin-shields, 

 Avhich are as long as the posterior. Scales in 19 rows, feebly 

 keeled. Ventrals 230-249 ; anal divided ; subcaudals 108-130. 

 Black above, each scale with a yellowish-green spot, or green with 

 black borders to the scales ; hinder part of body and tail with 

 bright orange rings ; lower parts yelloA\ish, the shields with or 

 without a black edge ; a black streak on each side of the head 

 behind the eye, and another along the suture between the 

 parietals. 



Total length 1530 millim.; tail 370. 



This snake, first described from Borneo, has been found in 

 Singapore, on Gunong Tahan, Pahang, 3000 feet, on Kelantan, and 

 near Kuala Lumpur, Selangor. 



