232. NAIA, 373 
Naja, part., Schleg. Phys. Serp. ii. p. 461 (1837). 
Trimeresurus, part., Dum. § Bibr. t. c, p. 1244; Jan, l. c. p. 118, - 
Pseudohaje, Guinth. Cat. p. 222. 
Ophiophagus, Giinth. Rept. Brit. Ind. p. 340. 
Maxillary extending beyond the palatine, with a pair of large 
grooved poison-fangs, and one to three small, faintly grooved 
teeth near its posterior extremity ; mandibular teeth, anterior 
longest. Head not or but slightly distinct from neck ; eye moderate 
or rather large, with round pupil; nostril between two nasals and 
the internasal; no loreal. Body cylindrical; scales smooth, without 
pits, disposed obliquely, in 15-25 rows (or more on the neck); 
ventrals rounded. ‘Tail moderate; subcaudals all or greater part in 
two rows. 
Africa and Southern Asia. 
Synopsis of the Species. 
I. Seales in 19-35 rows on the neck, which is more or less dilatable. 
A. 17-25 scales across the middle of the body. 
1. Sixth or seventh upper labial largest and deepest, in contact 
with postoculars. 
Eye separated from the labials by sub- 
oculars ; rostral as deep as broad or 
slightly broader than deep .......... 1. hate, p. 374. . 
Third and fourth labials entering the eye ; 
rostral as deep as broad ............ 2. flava, p. 376. 
Third and fourth labials entering the eye ; 
rostral considerably broader than deep. 3. melanoleuca, p. 376. 
2. Third upper labial deepest, sixth and seventh not in contact 
with postoculars. 
Rostral once and a half as broad as deep ; 
usually six upper labials; posterior 
chin-shields much narrower than the 
anterior and widely separated from each 
WAM ore Wg crack seat e aks + «8 az Ct ae 4, nigricollis, p. 378. 
Rostral once and one fourth to once and a 
half as broad as deep; seven upper 
labials ; posterior chin-shields as broad 
as the anterior and in contact with each 
other or narrowly separated in front .. 5. tripudians, p. 280. 
Rostral once and two thirds as broad as 
deep ; usually seven upper labials ; 
posterior chin-shields as broad as the 
anterior and in contact with each other 
in fFONE bp co ceeeneceserssserecee 6. samarensis, p. 385, 
