348 COLUEEID^. 



48. LYCODON. 



Lycodon, part., Boie, Isis, 1827, p. 521 ; Waql. Syst. Amph. p. 186 



(1830) ; ScJileff. Phys. Serp. ii. p. 104 (1837) ; Dvm. ^ Bih: Erp. 



Qin. vii. p. 367 (1854) ; Giinth. Cat. Col. Sn. p. 201 (1858) ; Jan, 



Elenco sist. Ofid. p. 95 (1863) ; GiXnth. Rept. Brit. Ind. p. 815 



(1864). 

 Ophites, Wagl. I. c. p. 186 ; Bum. 8f Bilr. t. c. p. 397 ; Gilnth. II. cc. 



pp. 206, 322 ; Jan, I. c. 

 Cei-caspis, Wagl. I. c. p. 191 ; Bum. ^ Bibr. t. c. p. 389 ; Giinth. II. cc. 



pp. 207, 323;, Jara, /. c. p. 94. 

 Sphecodes, Bum. §• Bibi: M^m. Ac. Sc. xxiii. 1853, p. 461, and 



Erp. Qin. vii. p. 394. 

 Leptorhytaon, Ounth. II. cc. pp. 205, 321. 

 Tetragonosoma, Qunth. II. cc. pp. 253, 320, 

 Tytleria, Theob. Cat. Bept. As. Soc. Mus. p. 66 (1868). 

 I.ycodon, Bouleng. Faun. Ind., Bept. p. 291 (1890j. 



Fig. 23. 



Maxillary and mandible of Lycodon auUeus. 



Maxillary bent inwards anteriorly in the adult, the three to six 

 anterior teeth increasing in size, fang-like, and separated by a 

 toothless interspace from the rest, seven to fifteen in number, 

 which increase in size posteriorly ; anterior mandibular teeth 

 longest, fang-like. Head not or but slightly distinct from neck, 

 more or less depressed ; eye small or moderate, with vertically 

 elliptic pupil ; nostril large or rather large. Body more or less 

 elongate, cylindrical or slightly compressed ; scales smooth or keeled, 

 in 17 or 19 rows, with apical pits ; ventrals with or without a 

 lateral keel. Tail moderate ; subcaudals single or double. 



Southern Asia. 



Synopsis of the Species. 

 I. A prseooular, separating the eye from the prasfrontal. 

 A. Scales smooth. 



1. Scales in 17 rows ; subcaudals usually in two rows. 

 a. Ventrals not angulate ; anal divided. 

 a. Nostril between two nasals. 



8 upper labials 1. striatus, p. 349. 



9 or 10 upper labials 2. jara, p. 350. 



j3. Nasal single 3. tessellatus, p. 351. 



