80 COLUBRID. 
a 
2. Dendrophis bifrenalis. (Pxarr IV. fig. 1.) 
Dendrophis picta, var. ©, Giinth. Cat. p. 149 (1858). 
—— bifrenalis, Bouleng. Faun. Ind., Rept. p. 538 (1890). 
Maxillary teeth 24 or 25. Head very narrow and elongate, 
shorter than its distance from the nostril. Rostral much broader 
than deep, visible from above; internasals as long as or a little 
shorter than the pretrontals; frontal once and a half to once and 
two thirds as long as broad, as long as its distance from the rostral 
or the end of the snout, shorter than the parietals; two loreals ; 
one pre- and two postoculars ; temporals 2+ 2; nine upper labials, 
fifth and sixth entering the eye; five lower labials in contact with 
the anterior chin-shields, which are much shorter than the posterior. 
Scales in 15 rows, vertebrals larger than outer. Ventrals 154-171; 
anal divided; subcaudals 144-155. Dark olive above ; a yellowish 
lateral stripe running along the outer row of scales; upper lip 
yellow ; a black streak on each side of the head, passing through 
the eye ; some oblique black bars may be present on each side of 
the neck; ventrals and subcaudals pale greenish yellow between 
the keels, dark olive between the keels and the light lateral stripe. 
Total length 1030 millim. ; tail 380. 
Ceylon. 
a,b. 9 (V.171; C.144) & yg. Ceylon. 
(V. 154; C. 155). (Types.) 
co Her. ¢ (V. 155; C.?). Ceylon. A. Paul, Esq. [P.]. 
3. Dendrophis calligaster. 
Dendrophis lineolata, part., Dum. § Bibr. vii. p. 200 (1854), 
calligaster, Giinth. Ann. §& Mag. N. H. (38) xx. 1867, p. 55. 
—— lineolatus (non Hombr. § Jacq.), Jan, Icon. Gén. 32, pl. iii. 
fig. 2 (1869). , 
salomonis, Giinth. Ann. § Mag. N. H. (4) ix. 1872, p. 25. 
aruensis, Doria, Ann. Mus. Genova, vi. 1874, p. 349, pl. xii. 
fig. g; Sauvage, Bull. Soc. Philom. (7) ii. 1878, p. 41. 
katowensis, Macleay, Proc. Linn, Soc. N.S. W. ii. 1877, p. 37. 
darnleyensis, Macleay, 1. c. p. 38. 
punctulatus, part., Peters § Doria, Ann. Mus. Genova, xiii. 
1878, p. 590. 
Maxillary teeth 20 to 26. Eye not longer than its distance 
from the posterior border of the nostril. Rostral once and two 
thirds to twice as broad as deep, visible from above; internasals as 
long as or a little longer than the prefrontals; frontal once and 
one third to once and three fourths as long as broad, as long as its 
distance from the rostral or the tip of the snout, usually shorter 
than the parietals ; loreal once and a half to thrice as long as deep 
(rarely absent, fused with the prefrontal); one pre- and two 
(rarely three) postoculars ; temporals usually 2+ 2, sometimes | +2; 
eight or nine upper labials, fourth and fifth or fifth and sixth 
entering the eye; five (rarely four) lower labials in contact with 
