88 



the posterior. Scales in 19 rows, strongly keeled, those of the 

 outer row smooth; ventrals 120 — 161 ; anal divided; sub- 

 caudals 50 — 89. 



Greenish or brownish-olive above, spotted with black or 

 with black transverse bars, interrupted by two yellow longi- 

 tudinal bands; prae- and postoculars yellow. Lower surface 

 white, usually with a black spot on each side of each ventral. 

 Length of head and body 500 mm.; tail 180 mm. 



Habitat: Borneo?!. — Singapore; Penang; Malay Penin- 

 sula; Nicobars; Siam ; Burma; India; Ceylon; China; Philippines. 



Note. This species seems to be an Indian form; a specimen, 

 apparently captured in Borneo, is in the British Museum; 

 another with the indication Arch. Ind. Dr. Bleeker in the 

 Leiden Museum. 



It feeds on frogs and lays a few eggs, about 10. 



21. Tropidonotus vittatus (L.). 



Coluber vittatus^ Linne, Mus. Ad. Frid. 1754, p. 26, pi. XVIII, fig. 2. 



Tropidonotus vittatus^ Boulenger, Cat. Sn. I 1893, P- 255. 



Natrix vittata^ Barbour, Mem. Mus. Comp. Zool. Harv. Coll. XLIV I9i2,p. no. 



Eye moderate; rostral just visible from above; internasals 

 narrowed in front, about as long as the praefrontals; frontal 

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

 the parietals; loreal as- long as deep or more deep; one prae- 

 and three postoculars; temporals i + i or 1 + 2; nine upper 

 labials, fourth to sixth entering the eye; five lower labials in 

 contact with the anterior chin-shields ; latter shorter than the 

 posterior. Scales in 19 rows, strongly keeled, those of the outer 

 row smooth; ventrals 140 — 149; anal divided; subcaudals 53 — 84. 



Light brown above, with three black longitudinal bands, 

 lateral broadest, bordered below by a white line; head and 

 nape spotted or marked with black; lips white, with black 

 sutures. Lower surface white, the shields edged with black, the 

 dark part broadest on the sides. Length of head and body 

 410 mm.; tail 150 mm. 



Nom. indig. Ular kisik (mal.). 



Habitat: Sumatra (Pulu Weh!, Kertadjaja, Palembang); 

 Banka!; Java (Gadok, Anjer, Batavia, Buitenzorg!, Preanger!, 

 Depok, Darok, Bantam, Pekalongan !, Salatiga!, Ambarawa, 

 Ngawi, Tengger Mts. 1200 M.); Celebes (Manado). 



