238 COLUBRID &X. 
a-b. o (V. 144, 144; C. Java. Leyden Museum. 
37, 45). 
ce. 2 (V. 142; C.?). Java. Tir. Friihstorfer [C.}. 
d. 2 (V. 155; C. 46). Salak, Java. R. Kirkpatrick, Esq. 
Pri 
e. ¢ (V. 148; C. 41). Batavia. 
ea. Loo; OC. 87). Willis Mts., Kediri, Baron v. Huegel [C.]. 
Java, 5000 feet. 
g. Yg. (V. 155; C. 44). Amboyna. Dr. Bleeker. (Type of 
Rabdosoma amboinense.) 
5. Oligodon trilineatus. 
Simotes trilineatus, Dum. § Bibr. vii. p. 636 (1854); Jan, Arch. 
Zool. Anat. Phys. ii. 1862, p. 824, and Icon. Gén. 12, pl. iv. fig. 1 
(1865). 
Oligodon trilineatus, Fischer, Abh. naturw. Ver. Hamb. ix. 1885, p. 7. 
Nasal divided; portion of rostral seen from above nearly as long 
as its distance from the frontal; suture between the internasals 
nearly as long as that between the prefrontals ; frontal longer than 
its distance from the end of the snout, as long as the parietals; 
loreal small, longer than deep; one pre- and one postocular ; 
temporals 1+2 or 242; seven upper labials, third and fourth 
entering the eye; four lower labials in contact with the anterior 
chin-shields, which are nearly twice as longas the posterior. Scales 
in 17 rows. Ventrals 145-157; anal entire; subcaudals 52-62. 
Dark brown or blackish above and below; head yellowish brown, 
with blackish oblique bands interrupted on the crown; a yellow 
vertebral stripe, a fine yellowish line along each side of the back, 
and a white line along each side of the belly. 
Total length 330 millim.; tail 80. 
Pulo Nias. 
a-b. 9 (V. 147; C. 60) Nias. Herr Sundermann[C. }. 
& her. (V. 157 ; C. 54). 
6. Oligodon modestus. (Prare X. fig. 3.) 
Oligodon modestus, Giinth. Rept. Brit. Ind. p. 210 (1864), and Proe. 
Zool, Soc. 1879, p. 77. 
Nasal divided ; portion of rostral seen from above as long as its 
distance from the frontal; suture between the internasals a little 
shorter than that between the prefrontals ; frontal longer than its 
distance from the end of the snout, as long as the parietals; no 
loreal ; one pre- and one postocular ; temporals 142 or 143; six 
upper labials, third largest and entering the eye; three or four 
lower labials in contact with the anterior chin-shields, which are 
longer than the posterior. Scales in 15 rows. Ventrals 158-170 ; 
anal entire; subcaudals 41. Dark brown above, with a yellowish 
vertebral streak ; a yellowish chevron-shaped band on the occiput ; 
lower parts yellowish, with quadrangular black spots. 
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