342 COLUBRID. 
A. Back uniform purplish brown, with mere traces of darker lines. 
a. Hgr. (V. 183; C. 17). Ampatlawang. Dr. Bleeker. 
apa r . (One of the types.) 
B. Pale brown above, with eight blackish longitudinal lines, 
fay. 161; °C. 16), Borneo. L. L. Dillwyn, Esq. [P.]. 
(Type of C. arcticeps.) 
ce. 9 (V. 149; C. 14). Borneo. Dr. Collingwood | P. }. 
d. 9 (V. 147; C. 14). Labuan. A. Everett, Esq. be : 
e. Hgr. (V. 148; C. 14). Kina Baloo. A. Everett, Esq. [C. ]. 
16. Calamaria occipitalis. 
Calamaria occipitalis, Jan, Arch. Zool. Anat. Phys. ii, 1862, p. 9, and 
Icon. Gén. 10, pl. iii. fig. 1 (1865). 
Rostral much broader than deep, just visible from above; frontal 
longer than broad, as long as the parietals, once and a half as broad 
as the supraocular; one preocular; one postocular; diameter of 
the eye less than its distance from the mouth ; five upper labials, 
third and fourth entering the eye; first lower labial in contact 
with its fellow behind the symphysial ; two pairs of chin-shields, in 
contact with each other. Scales in 13 rows. Ventrals 177-179; 
anal divided ; subcaudals 20-21. ‘Tail ending inapoint. Blackish 
above ; upper lip, a band across the occiput, two outer series of 
scales, and lower parts whitish; a blackish line along the lower 
surface of the tail. 
Total length 500 millim. ; tail 40. 
Java. 
17. Calamaria bicolor. 
Calamaria bicolor, Dum. § Bibr. vii. p. 78 (1854) ; Jan, Arch. Zool. 
Anat. Phys. ii. 1862, p. 9, and Icon. Gén, 10, pl. ii. fig. 6 (1865). 
Rostral as deep as broad, visible from above ; frontal longer than 
broad, nearly as long as the parietals, about thrice as broad as the 
supraocular ; a preocular and a postocular; diameter of the eye a 
little less than its distance from the mouth ; five upper labials, third 
and fourth entering the eye; first pair of lower labials forming a 
suture behind the symphysial ; two pairs of chin-shields, in contact 
with each other. Scales in 13 rows. Ventrals 143-152; anal 
entire ; subcaudals 24-29. Tail ending in a point. Black above; 
upper lip, two outer series of scales, and lower parts whitish ; lower 
surface of tail with or without a black longitudinal line. 
Total length 375 millim. ; tail 57. 
Borneo. . 
a. & (V. 148; C. 29). Sarawak, Rajah Brooke [P.]. 
18. Calamaria lateralis. 
Calamaria lateralis, Mocqguard, Le Naturaliste, 1890, p. 154, and 
Nouv, Arch, Mus, (8) 11. 1890, p. 136, pl. viii. fig. 4. 
