234 COLUBRID. 
One postocular; loreal present; third 
and fourth labials entering the 
BNC Gee sss toute eh ie. oe aah 7. notospilus, p. 239. 
Two postoculars ; loreal present...... 8. everetti, p. 239. 
2. Nasal undivided; two post- 
pculats <i ako eee 9. propinquus, p. 240. 
B. Anal divided. 
1. Nasal divided. 
a. Wovintermasals.i40 ir one 10. brevicauda, p. 240. 
b. A pair of internasals. 
a. Asingle postocular...... 11. dorsalis, p. 241. 
p. Two postoculars. 
* Ventrals not more than 160, subcaudals not more 
than 35. 
Portion of rostral seen from above about 
half as long as its distance from the 
POUCA «5: pees oe Beach Us ea eee 12. templetonii, p. 241. 
Portion of rostral seen from above meua- 
suring about two thirds its distance 
ionudie srontaly, 7.02). ef ee 13. sublineatus, p. 242. 
Portion of rostral seen from above as 
long as its distance from the frontal. 14. ellioti, p. 242. 
** Ventrals 154 or more, subcaudals more than 3d. 
Portion of rostral seen from above as 
long as or a little shorter than its 
distance from the frontal.......... 15. subgriseus, p. 243. 
Portion of rostral seen from above con- 
siderably shorter than its distance 
aromimne. frontal i 0 ss bic 's/clrate ears 16. vertebralis, p. 245. 
2. Nasal undivided. 
Two postoculars; six upper labials; 
Ventrals dopo st. . ae see 17. waandersvi, p. 245. 
One postocular; seven upper labials ; 
yontrals (Sle oii cat te ess 18. melanocephalus, p. 246. 
Oligodon dorsale, Berthold, Gotting. Nachr. 1859, p. 179, stated 
to be from Bengal, perhaps belongs to a different genus. It is 
described as :—‘‘ Grey above, with a white median line, anda curved 
brown interocular band; white beneath; rostral shield large; 
scales rhomboidal, smooth, in 13 rows; ventrals 183, anal single, 
subcaudals 46 ; tail one fifth of total length.” 
