48. ircoDON. 349 



h. Yentrals laterally angulate, 



o. Loreal present. 



* Internasal extensively in contact with the loreal. 



Two loreals ; anal entire 4. anamallends,^. 351. 



One loreal ; anal divided (rarely entire) . . 5. aulicus, p. 352. 



** Internasal not or but slightly in contact with the 

 loreal. 



Anal divided 6. laoensis, p. 354. 



Anal entire , 7. travancoricus, p. 355. 



(i. No loreal, prsefrontal in contact with the labials. 

 Three labials entering the eye ; ventrals 



215-228 8. effrensis, p. 356. 



Two labials entering the eye; ventrals [p. 35(3. 



235-257 9. atropurpureus, 



2. Scales in 19 rows ; subcaudals single. 



10. stormi, p. 357. 

 B. Scales keeled. 



1. Scale,s in 17 rows; subcaudals in two rows. 



Scales strongly keeled ; subcaudals 155- 



208 11. albofuscus, p. 357. 



Scales feebly keeled ; subcaudals 77-90 . . 12. fasciatus, p. 358. 



2. Scales in 19 rows. 



Scales feebly keeled ; subcaudals in two 



rows 13. gammiei, p. 358. 



Scales strongly keeled ; subcaudals single. 14. carinatus, p. 358. 



II. No prseocular ; preefroutal entering the eye ; scales in 17 rows ; 

 subcaudals in two rows 15. subcinctus, p. 359. 



1. Lycodon striatus. 



Russell, Ind. Serp. i. pis. xvi. & xxvi. (1796). 

 Coluber striatus, Shaw, Zool. iii. p. 527 (1802). 



malignus. Baud. Rept. vii. p. 46 (180.3). 



galathea, Daud. t. c. p. 55. 



Lycodon malignus, Boie, Isis, 1827, p. 651. 



galathea, Boie, I. e. 



? Lycodon napei, Bum. Sr Bibr. vii. p. 384 (1854). 

 Lycodon aulicus, part., GUnth. Cat. p. 202 (1858). 

 — — • striatus, Gunth. Rept. Brit. Ind. p. 318 (1864) ; Stoliczka, 



Jmirn. As. Soc. Beng. xxxix. 1870, p. 200 ; Anders. Proc. Zool. 



Soc. 1871, p. 187 ; Feters, Sitzb. Ges. naturf. Freunde, 1881, p. 90 ; 



Murray, Zool. Sind, p. 884 (1884) ; Bouleng. Faun. Ind., Rept. 



p. 292 (1890), and Proc. Zool. Soc. 1891, p. 632. 



Snout much depressed, slightly projecting ; eye rather smaU. 



