168 



XENOPEITID^. 



Fig. 10. 



prP f pi V P^" so I 



StC' so CO 



Skull of Xenopeltis 



— V-1. Xenopeltis unicolor. 



Xenopeltis unicolor, Reinw. in Bote, Isis, 1827, p. 564 ; Cantor, Cat. 



Mai. Rept. p. 54 (1847) ; Bum. Sf Bibr. vii. p. 28 (1864) ; GiXnth. 



Rept. Brit. Ind. p. 180 (1864) ; Jan, Icon. Gin. p. 57, 1. 9, pi. v. 



(1865) ; Theoh. Cat. Rept. Brit. Ind. p. 140 (1876) ; Bmihng. Faun. 



Ind., Rept. p. 276, fig-. (1890). 



concolor, Reinw. I. c. 



leucocephala, Reinw. I. c. 



Tortrix xenopeltis, Schleg. Phys.. Serp. ii. p. 20, pi. i. iigs. 8-10, and 



Abbild. pi. XXXV. (1844). 



Head much depressed, snout rounded; frontal as long as its 

 distance from the rostral ; supraocular small, smaller than the 

 upper postocular ; a single large prseocular or loreal shield ; two 

 poatoculars, upper largest ; eight upper labials, first in contact 

 with the internasal, fourth and fifth entering the eye ; a pair of 

 very small chin-shields, in contact with the three anterior lower 

 lahials. Scales in 15 rows. Yentrals 166-193; anal divided; 

 Buboaudals 26-31. Black or brown above, highly iridescent, scales 

 with lighter edges, white beneath ; head whitish in the young. 



Total length 1000 millim. ; tail 100. 



S. India, Burma, Tndo-China, Malay Peninsula and Archipelago. 



