148. DIPSADOMOEPHlrS. 79 



G6n. 38, pi. vi. fig. 1 (1871) ; W. Sclater, Joum. As. Soc. Beng. 



Is. 1891, p. 244 ; Boettg. Abh. Mus. Bread. 1894-96, no. 7, p. 4 



(1895). 

 Dipsas cynodon, part., Cantor, Cat. Mai. Sept. p. 77 (1847). 

 Opetiodon cynodon, I)um. Sf Bibr. vii. p. 907 (1854). 

 Eudipsas cynodon, Oilnth,. Cat. p. 168 (1868). 

 Pareas waandersii, Bleek. Nat. Tijdschr. Nederl. Ind. xxi. 1860, 



p. 471 ; Edeling, op. cit. xxxi. 1870, p. 385. . 



Anterior palatine and mandibular teeth, very strongly enlarged. 

 B.ostral broader than deep, scarcely visible from above ; internasals 

 broader than long, shorter than the prsefrontals ; frontal as long as 

 broad or slightly longer than broad, as long as or a little longer 

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

 parietals ; loreal square, or longer than deep ; one prseocular, 

 narrowly separated from the frontal ; two postooulars ; temporals 

 2+2 or 2 + 3 or 3+3; eight to ten upper labials, third, fourth, 

 and fifth, fourth and fifth, fourth, fifth, and sixth, or fifth, sixth, 

 and seventh entering the eye ; four or five lower labials in contact 

 ■with the anterior chin-shields, which are smaller than the posterior. 

 Scales in 23 (rarely 25) rows, vertebral row strongly enlarged. 

 Ventrals 248-290 ; anal entire ; subcaudals 114r-166. 



Total length 2050 millim. ; tail 480. 



Assam, Burma, Malay Peninsula and Archipelago. 



A. Yellowish or pale reddish brown above, with dark brown or 



black transverse spots or cross-bars ; a dark streak on each 



side of the head, behind the eye ; belly yellowish, uniform or 

 marbled with brown. 



a-b. 2 (Sc. 25 ; V. 261 ; 



C. 114)&yg. (V.267; 



C. 129). 

 e. $ (V. 283; 0.142). 



d. Yg. (V. 264; 0.149). 



e. Hgr. (V. 290 ; 0. ?). 

 /. Ad., bad state (V.267; 



0.?). 

 g. d (V. 277; 0.149). 



h. S (V. 266; 0.162). 

 i. 2 (V. 264; 0.129). 

 li. 5 (V. 269 ; 0. 145). 

 I. SkuU of a. 



B. Dark brown or black above, with more or less distinct lighter 

 cross-bars ; sides usually with a series of whitish spots on or 

 close to the ventrals ; beUy black, or yellowish speckled with 

 black ; head brown above, speckled with black ; a black streak 

 on each side of the head behind the eye ; labials with black 

 vertical lines on the sutures. 



a. ? (V. 270; 0. 156). Malacca. D. F. A. Hervey, Esq. [P.l. 



b. (J (V. 285 ; 0. 150). ? Zoological Society. 



c. d (V. 274; 0.144). ? Dr. Gunther [P.]. 



