180 COLTTBRIDiE. 



suring about twice the diameter of the eye. Nasals usually 

 forming a suture behind the rostral ; frontal as long as its distance 

 from the end of the snout, as long as or a little longer than the 

 parietals ; usually two superposed pairs of loreals ; two praeooularSr 

 tipper usually in contact with the frontal ; two postoculars ; tem- 

 porals 2+2 or 2 + 3; seven or eight upper labials, fifth or sixth 

 entering the eye ; three or four lower labials in contact with the 

 anterior chin-shields, which are much shorter than the posterior. 

 Scales in 15 rows, those on sacral region keeled. Ventrals 183-195 ; 

 anal divided; subcaudals 115-151. Bright green, olive, or bronze- 

 brown above ; pale green or olive beneath, with a white or black- 

 and-white lateral streak. 



Total length 820 millim. ; tail 265. 



Assam, Arrakan, Pegu. 



«-c. c? (V. 190; C. 143) ? (Types.) 



& $ (V. 188, 192; 



C. 136, 128). 

 d-g, h-k. <S (V. 192, 188, Pegu. W. Theobald, Esq, 



190, 195; C. 120, 149, [C.l. 



141, 144) & ? (V. 187, 



192, 183; 0.135,?, 115). 



4. Dryophis xaafeozona. ^^-^^^ ^ 



Dryophis xanthozona, £oie, Isis, 1827, p. 645. 



Uryiophis prasina, part., Scfdeg. Phys. Serp. ii. p. 250, pi. x. figs. 11-13 



(1837). 

 Dryinus prasinus, var. A, Cantor, Cat. Mai. Sept. p. 82 (1847). 

 Tragops javanicus, Steind. Novara, Sept. p. 72, pi. iii. fig. 15 (1867), 



Snout pointed, feebly projecting, without appendage, nearly 

 twice as long as the eye. Internasals in contact with the rostral ; 

 frontal a little longer than its distance from the end of the snout, 

 as long as the parietals ; a series of three or four small loreals ; 

 one praeooular, in contact with the frontal ; two postoculars ; 

 temporals 2+2; eight or nine upper labials, fourth and fifth, or 

 fourth, fifth, and sixth entering the eye ; four lower labials in 

 contact with the anterior chin-shields, which are much shorter 

 than the posterior. Scales in 15 rows. Ventrals 186-195; anal 

 entire (rarely divided); subcaudals 115-156. Green above; a 

 yellow streak on each side of the beUy and a pair of more in- 

 distinct ones in the middle, separated by a purplish streak. 



Total length 1080 millim. ; tail 410. 



Java, Pinang. 



a. Hgr. $ (V. 196; 0. 115). Java. A. Scott, Esq. [P.]. 



b. 2 (V. 186 ; 0. 166). Pinang. Dr. Cantor. 



5. Dryophis prasinus. 



Hussell, Ind. Serp. ii. pi. xxiv. (1801). 



Dryinus nasutus {non Merr.), Bell, Zool. Jaurn. ii. 1826, p 327. 



