146 UROPELTID.&. 
213 ventrals; diameter of body 38 times 
in total length; rostral half length 
of shielded part of head............ 
180-188 ventrals; diameter of body 33 
to 40 times in total length ........ 
12. macrorhynchus, 
[p. 153. 
13. beddomii, p. 153. 
2. Eye half the length of the ocular, or more ; snout obtuse. 
a. Portion of rostral seen from above longer than its distance 
from the frontal. 
144-157 ventrals ; diameter of body 28 
to 38 times in total length ; rostral 
one third length of shielded part. of 
RMT, cca orto oa ss ahah he Rae 
139-153 ventrals; diameter of body 25 
to 32 times in total length; rostral 
not quite one third length of shielded 
PAPO Of Meds) .8 Caw ina sista! Hi aa SGD 
15. phipsonii, p. 155. 
17. myhendre, p. 156. 
b. Portion of rostral visible from above as long as its dis- 
tance from the frontal. 
142-150 ventrals ; diameter of body 30 
to 32 times in total length ........ 
127-136 ventrals ; diameter of body 25 
to 33 times in total length ........ 
18. madurensis, p. 156. 
[p. 157. 
19. rubromaculata, 
c. Portion of rostral visible from above shorter than its 
distance from the frontal. 
128-130 ventrals ; diameter of body 26 
or 27 times in total length; eye half 
doneth Of OOGIRT | S50 sie gale Anes 
120-146 ventrals ; diameter of body 21 
to 29 times in total length ; eye more 
than half length of ocular.......... 
20. arcticeps, p. 157. 
21. brevis, p. 158. 
III. 15 scales round the middle of the body; 128-140 ventrals ; 
diameter of body 24 to 29 times in the total length. 
22. macrolepis, p. 159. 
1. Silybura melanogaster. 
Mytilia (Crealia) melanogaster, Gray, Proc. Zool. Soc. 1858, p. 264, 
Plectrurus ceylonicus, Peters, Mon. Berl. Ac. 1859, p. 388. 
Rhinophis melanogaster, Peters, Uropelt. p. 18, pl. it. fig. 4 (1864) ; 
Jan, Icon, Gén. p. 47, 1. 9, pl. ii. fig. 4 (1865). 
Cat. Rept. Brit. Ind. p. 130/ 1876). 
Silybura melanogaster, Beddome, Ann. § Mag. N. H. (5) xvii. 1886, — 
blythii, part., Giinth. Rept. Brit. 
Ind. p. 186 (1864); Theob, 
p- 20; Bouleng. Faun. Ind., Rept. p. 260 (1890). 
Snout pointed ; rostral about one third the length of the shielded 
part of the head, the portion visible from above longer than its — 
distance from the frontal, entirely separating the nasals; frontal 
a a ean ¥ 
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