( 196 ) 



proper than with the Malayan species D. bubalina, hoops, or 

 hexagonota. 



D. ochracea, Theob. Jour. Lin. Soc, Vol. X. 



Body slender, compressed. Scales on body in 17 rows (on 

 neck 19, and towards tail 15 rows). Upper labials 9, the fourtb, 

 fifth and sixth entering the orbit. The pupil over the suture of 

 fifth and sixth. The fifth small, the sixth, seventh and eighth 

 very large. Colour uniform dusky grey or ochraceous, beneath 

 whitish. 



Grows to 35 inches. (Tail 7"5.) 



Inhabits Pegu and Martaban. 



Two specimens very similar in size and appearance were 

 procured by me in Rangun and Moulmein. 



D. trigonata, Boie. 



Scales in 21 (rarely in 19) rows. Nostril small, rounded. 

 Loreal squarish. One prseocular. Two postoculars. 8 upper 

 labials, the fourth and fifth entering the orbit. Colour yellowish 

 olive, with, an irregular yellowish black edged zig-zag band along 

 the back. Crown of the head with two dark bands edged with 

 black, convergent behind. An' indistinct band from the eye to 

 the gape. Belly white, with an irregular row of brown dots on 

 the end of the scuta. 



Grows to 36 inches. (Tail 9.) 



Inhabits Southern India, Bengal, the Western Himalayas. 



Giinther considers that Ceylonensis is the island representa- 

 tive of this species, but this is hardly so, as Ceylonensis ranges 

 also to the Himalayas. 



D. Ceylonensis, Giinther. 

 D. multifasciata, Blyth. 

 Scales in 19 to 21 rows, some displaying a " very minute sub- 

 apical groove " (Stol.) Anal entire. Head shields as in trigo- 

 nata, but the head slightly more elongate. Colour above light 

 brown, with a dorsal series of irregular black spots on the neck, 

 double and obliquely dispersed on the body. The sides marked 



