194 COLUBRID2. 
bell-shaped. Body slender, compressed ; scales smooth, oblique, 
with apical pits, in 15 rows; ventrals with suture-like lateral keel 
and a notch on each side corresponding to the keel. Tail long; 
subcaudals in two rows, keeled and notched like the ventrals. 
South-eastern Asia. 
1. Dryophiops rubescens. 
Dipsas rubescens, Gray, Ill. Ind. Zool. ii. pl. Ixxxiv. fig. 2 (1834). 
Be rubescens, Blyth, Journ. As. Soc. Beng. xxiii. 1855, 
P- 
Chrysopelea rubescens, part., Giinth. Cat. p. 145 (1858), and Rept. 
Brit Ind. p. 209 (1864), EE: 
Dryophis rubescens, Jan, Elenco, p. 88 (1863), and Icon. Gén, 32, 
pl. vi. fig. 1 (1869). 
Once rubescens, Stoliczka, Journ, As. Soc. Beng. xxxix. 1870, 
P 
Rostral twice as broad as deep, just visible from above; inter- 
nasals shorter than the prefrontals; frontal once and a half to 
once and two thirds as long as broad, as long as its distance from 
the end of the snout, shorter than the parietals ; loreal much elon- 
gate; one preocular, forming a suture with the frontal; two or 
three postoculars; temporals 24+2; nine upper labials, fourth, 
fifth, and sixth entering the eye; four or five lower labials in 
contact with the anterior chin-shields, which are much shorter than 
the posterior. Scalesin 15 rows. Ventrals 188-199; anal divided; 
subecaudals 111-136. Bronzy or reddish brown above, with small 
black spots; upper surface of head with undulous longitudinal 
markings ; a dark streak on each side of the head, passing through 
the eye; a median dark streak on the occiput and neck; labials 
with a few small black spots; lower parts yellow in front, reddish 
behind, dotted with darker, with or without scattered small black 
spots. 
Total length 750 millim. ; tail 210. 
Siam, Malay Peninsula, Sumatra, Borneo, Natuna Islands. 
a. 2 (V. 189; C.115). Malay Peninsula? Gen. mee Gy 
(Type. 
b. 9* (V. 192; C.?). Malay Peninsula? adn Hepiwicke oh 
ce. d (V.192; ©C.119). Sumatra. ‘Dr. Bleeker. ( 
drophis sumatra- 
nus, Blkr.) 
d-e. § (V.191;0.125) Sarawak, Sir H. Low bp 4 
& 2 Ay 199; 50, 112). 
Ft. 2 (V. 188; C.118). Sandakan, N. Borneo. eas Cator, Esq. 
g. 2 (V.191; 0.111), Sirhassen, NatunaIds, A. Everett, Esq. [0.]. 
s The « specimen contains a Draco melanopogon, Blgr., which species was 
first described from Malacca, and has since been found in the Natuna Islands 
and North Borneo, 
