58 COLUBRID, 
Allophis (Elaphis) nigricaudus, Peters. Mon. Berl. Ac. 1872, p. 686. 
Elaphis nigricaudus, Peters § Doria, Ann. Mus. Genova, xiii. 1878, 
p- 387. 
Very much like C. oaycephalus, but snout more obtuse and 
rather shorter. Rostral broader than deep, just visible from above ; 
internasals as long as broad, a little shorter than the preefrontals ; 
frontal once and one fourth to once and a half as long as broad, as 
,ong as or a little shorter than its distance from the end of the 
snout, a little shorter than the parietals; loreal at least twice as 
long as deep; one large preocular, in contact with the frontal; 
two postoculars; temporals 1+2 or 2+38; nine or ten upper 
labials, fifth to seventh entering the eye; five or six lower labials in 
contact with the anterior chin-shields, which are much longer than 
the posterior. Scales smooth or faintly keeled, in 23 or 25 rows, 
Ventrals angulate laterally, 247-255; anal divided; subcaudals 
133-140. Olive or yellowish brown above, some or all of the 
scales black-edged ; entirely black posteriorly and on the tail; a 
black lateral stripe may be present. 
Total length 1990 millim.; tail 450. 
North Celebes. 
a. 6 (Se, 23; V. 247; Manado. Dr. Bleeker. (Type.) 
C. 140). 
b,c. 3 (Se. 28, 25; V. Manado. Dr. A. B. Meyer [C.]. 
2538, 255; C. 140, 
133). 
32. Coluber frenatus. (Pare III. fig. 1.) 
Herpetodryas frenatus, Gray, Ann. § Mag. N. H. (2) xii. 1853, 
p- 390. 
Gonyosoma frenatum, Giinth. Cat. p. 123 (1858), and Rept. Brit. 
Ind. p. 295 (1864) ; Theob. Cat. Rept. Brit. Ind. p. 190 (1876). 
Coluber frenatus, Bouleng. Faun. Ind., Rept. p. 335 (1890). 
Snout subacuminate, obliquely truncate and projecting. Rostral 
a little broader than deep, hardly visible from above; internasals 
much shorter than the prefrontals ; frontal once and one third to 
once and a half as long as broad, as long as its distance from the 
end of the snout, shorter than the parietals ; no loreal, prefrontal in 
contact with the labials; one large preocular; two postoculars ; 
temporals 242 or 2+3; nine (or eight) upper labials, fourth, fifth, 
and sixth entering the eye; five lower labials in contact with the 
anterior chin-shields, which are as long as the posterior, Scales in 
19 rows, dorsals faintly keeled. Ventrals with a lateral keel, 203- 
204; anal divided; subcaudals 120-121. Uniform bright green 
aboye ; a black streak along each side of the head, passing through 
the eye ; upper lip and lower parts pale green, ventral keel whitish. 
Total length 830 miliim. ; tail 240. 
Khasi Hills. 
a, 2 (V. 203; C.120). Khasi Hills. Sir J. Hooker[P.]. (Type.) 
b. 2 (V. 204; C. 121). Khasi Hills. T. C. Jerdon, Esq. [P.]. 
