Vol. I, No. 7.] Oriental Snakes in the Indian Museum. 175 
EN, S.] 
from one another by two rows of scales. Head scales smooth for 
the most part, but with a few minute, irr irregularly mit pits. Eyes 
neck, 39 round body ; ventrals distinct, Sie teweiote with a cen- 
tral longitudinal groove, occasionally divided, 238 (in the type) in 
number. Colowr—pale-yellow on sides and bell y, with about 40 
large, black rhomboidal marks on the dorsal surface. These are not 
Af 
body on the neck and tail and almost to the ventral margin of the 
ail. Throat and chin darker yellow, the former feebly irrorated 
with black. Dorsal surface of the head pale-green as far backwards 
as the posterior border of the prefrontals and of the 2nd supraocu- 
lar, black posteriorly, 
Measurements of type— 
Total length os ... 30 inches. 
Length of tail ... ae ne 
single ee from ae: Andamans. Judging from its bold 
A 
coloration, seas specimen is immature. In many respects the spe- 
superficially by the possession of un a es arietals and distinct 
chin shields. It has six grooved teeth posterior to the large poison 
fangs in each maxilla. Its nearest ally is D. lapimidordes. 
SNAKES OF THE ANDAMANS AND NICOBARS, 
Name OF SNAKE. Andamans.| Nicobars. 
melanurusS Sehleg. y 
Derirop pict ae us§}| fe Smel 
Tropidonotus atolatuns i ( ie 
poapteen legoret 
ee 
ea pesca aS ~~ } x 
Typhlop x ~~ 
* Stol. x 7. 
Python reticulatus i ‘Schneid se . 
Lycodon aulicus$|| (L x x 
Polydontophis sagittarius (Cant.) = x 
= (Gthr.) x * 
Ablabes nicobarensis, — = 
oo sublin = - 
wood, + Gl) * - 
Ca eo mucosusS| “(Li o) . nee 
ia) _— 
a phyraceus sii C 3 ‘ 
x x 
x x 
- x 
x —_ 
— x 
x _ 
or ce 
Chrysydrus granu wilt bis si) ( ey 
Dipsadomorphus hexagonatus (Blyth) . 
ities 
