xEXOcnROPnrs. 121 



which may bear a series of black spots ; upper lip with a white, 

 black-edged streak ; lower parts yellowish, with a black dot or 

 spot at the outer end of each ventral or subcaudal shield. 



Total length 410 millim. ; tail 155. 



Siara, Malay Peninsula and Archipelago. Recorded from 

 Kelantan, Malacca, and Singapore. 



124. Polyodontophis Sagittarius, 



Oildinaria saqiltaria. Cantor. P. Z. S. 1839, p. 49, and Joiu'ii. Asiat. 



Soc. Bengal .xvi, p. 911 (1847). 

 Ablabes sagitlarius, Gimth. Rept. Brit. lud. p. 227 (1864). 

 Polyodontophis sac/ittarixs, Bouleng-. Fauu. Brit, lud., Rept. p. 303 



(1800) ; id. Cat. Sn. i, p. 187 (1893). 



JJostral not twice as broad as deep ; suture between the inter- 

 nasals shorter than that between the praefrontals ; frontal longer 

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

 parietals ; loreal small and longer than deep, or absent ; 1 prae- 

 ocular ; 2 postoculars, both in contact with the parietal: temporals 

 14-1 or 14-2 + 1 ; 7 or 8 upper labials, third and fourth or 

 fourth and fifth entering the eye ; 4 lower labials in contact with 

 the antei'ior chin-shields, which are about as large as the posterior. 

 Scales in 17 rows. Ventrals 205-236 ; anal divided ; subcaudals 

 54-70. Yellowish or pale brown, sides brown or grey, separated 

 from the pale dorsal region by a black line ; u vertebral series of 

 minute black dots ; head and nape dark brown or black, forehead 

 marbled with yellow, and with a large elongate oval patch of 

 yellow on each side of the back of the head ; the black nuchal spot 

 more or less distinctly bordered with yellow behind ; lower parts 

 yellow, with a black dot at the outer extremity of each ventral 

 shield. 



Total length 280 millim. ; tail 60. 



Western Himalayas, Bengal, Assam. One specimen was 

 obtained in Penang by Dr. Cantor. 



Genus XENOCHROPHIS. 



Giinth. Rept. Brit, Ind. p. 273 (1864). 



Maxillary teeth about 20, subequal ; anterior mandibular teeth 

 largest. Head slightly distinct from neck ; eye moderate, \^'ith 

 round pupil ; nostrils directed upwards, pierced in a single nasal. 

 Body cylindrical ; scales keeled, without apical pits, in 19 rows ; 

 ventrals rounded. Tail moderate ; subcaudals in two rows. 



A single species. 



125. Xenochrophis cerasogaster. 



Panminopkis cerasor/aster, Cantor, P. Z. S. 1839, p. 52. 

 Tropidunotus cerasorj aster, Cantor, Journ. Asiat. Soc. Bengal, xvi, 



p. 939 (1847). 

 Xenochrophis cerasoqaster, Giinth. op. cit. p. 274 ; Bouleng. Faun. 



Brit. Ind,, Rept. {i. 353, fig. (1890) ; id. Cat. Sn, i, p. lOf (1893). 



