35(5 oLXTBRici;. 



8. Lycodon effrenis. 



Lyeodon effrfeuis, Cantor, Cat. Mai. Uepi. p. 70, pi. xl. tig -2 (1847). 

 Tetrao-onosnma effrene, Gilnth. Cat. p. 2o3 (1858), and Rept. Brit. 



Ind. p. 320, pi. xxiv. tig. K (1864) ; Stoliczka, Juurn. As. Soc. Beng. 



xxxix. 1870, p. 203, pi. xi. tig. 3 ; Steindaehn. Sit~b. Ak. Wien, c. 



1891, p. 289, pi. ii. tig. 2. 

 Lycodoii ophiteoides, Blcek. Nat. Tijdschr. Nederl. Ind. xvi. 18o9, 



p. 436. 

 adspersus, Jan, Elc7ico, p. 97 (1863). 



Snout much depressed, subspatulate ; eye moderate. Rostral 

 twice as broad as deep, just visible from above ; internasals half as 

 lono- as the pra^froutals ; 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, prsefrontal in contact with the second and third labials ; a 

 pra3ocular, 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, augulate 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. (Type.) 



b. (S ly. 215 ; 0. 98). Sinkawang, Borneo. Dr. Bleeker. (Type 



of L. ophiteoides.) 



c. Yg. (V. 217 ; 0. 98). Deh, Sumatra. Prof. Moesch [0.]. 



9. Lycodon atropurpureus. 



Lycodon atropurpureus, Cantor, Proc. Zool. Soc. 1839, p. 50 ; Boulevff. 



Faun. Ind., Rept. p. 294 (1890), and Ann. ^- Mag. N. H. (6) vii. 



1891, p. 462. 



subfuscus, Cantor, I. c. 



Tetragonosoma atropurpureum, Gilnth. Rept. Brit. Lid. p. 321 



(1864). 



Snout much depressed, with swollen lips, subspatulate ; eye 

 moderate. Eostral twice as broad as deep, scarcely visible from 

 above : internasals as long as broad, half as long as the pra3frontals ; 

 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, 

 prajfrontal in contact with the second and third lal)ials ; one pra;- 

 ocular, not in contact with the frontal ; two postoculars ; temporals 

 small, scale-like, 3 + 4; 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. 



