356 OLUBRID, 
8. Lycodon effrenis. 
Lycodon effreenis, Cantor, Cat. Mal. Rept. p 1. xl. fig 2 (1847), 
Tetragonosoma effrene, Giinth. Cat, p. 253 Paste » and t. Brit. 
Ind. p. 320, pl. xxiv. 208, K (1864) ; VStoliceka, Journ. As. Soc. Beng. 
XXXix, 1870, p 
1891, p. 289, BL ii. tt ae. 2 
Lyeodon ophiteoides, Bleek, Nat. Tijdschr. Nederl, Ind. xvi. 1859, 
43 
as fig. 3; Steindachn. Sitzb. Ak, Wien, c. 
en adspersus, Jan, Elenco, p. 97 (1863). 
Snout much depressed, subspatulate; eye moderate. Rostral 
twice as broad as deep, just visible from above ; internasals half as 
long as the preefrontals; frontal once and a half to once and two 
thirds as long as broad, as long as or a little longer than its 
distance from the end of the snout, shorter than the parietals ; no 
loreal, prefrontal in contact with the second and third labials; a 
preocular, not reaching the frontal; two or three postoculars; 
temporals 2+3 or 3+3; nine upper labials, third, fourth, and fifth 
entering the eye; five lower labials in contact with the anterior 
chin-shields, which are longer than the posterior. Body slender. 
Scales smooth, in 17 rows. Ventrals 215-228, angulate laterally ; 
anal entire; subcaudals 75-98 pairs. Brown above and below, 
with a few distant yellowish-white rings, some or all of which may 
become obsolete in the adult; young with a yellowish streak on 
each side of the top of the head. 
Total length 700 millim.; tail 170. 
Malay Peninsula, Borneo, Sumatra. 
a. Yg. (V. 228; C. 83). Great Hill of Pinang. Dr. Cantor. ( se 
b. tv. 215 ; G. 98). Sinkawang, Borneo. Dr. Bleeker. 
of L. o pikiteoides.) 
ec. Yg. (V. 217; C. 98). Deli, Sumatra. Prof. Moesch [C.]. 
9. Lycodon atropurpureus. 
Lycodon atropurpureus, Cantor, Proc. Zool. Soc. 1839, p. 50; ee 
Faun. Ind., Rept. p. 204 (1880), and Ann. § Mag. NV. H. (6) vii. 
1891, 462. 
— sub uscus, Cantor, l.c. 
Tetragonosoma atropurpureum, Giinth. Rept. Brit, Ind. p. 821 
(1864). 
Snout much depressed, with swollen lips, subspatulate; eye 
moderate. Rostral twice as broad as deep, scarcely visible from 
above; internasals as long as broad, half as long as the prefrontals ; 
frontal once and two thirds 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 second and third labials; one pra- 
ocular, not in contact with the frontal; two postoculars ; temporals 
small, scale-like, 34; nine upper labials, fourth and fifth entering 
the eye; five lower labials in contact: with the anterior chin-shields, 
which are longer than the posterior. Scales smooth, in 17 rows. 
