ON THE COMMON INDIAN SNAKES. 553 



Key to Distribution Map of Dipsadomorphus trigonatvs. 



1. Ceylon. — Exact locality not specified. Ferguson Rept. 



Fauna, Ceylon, 1877, p. 21. 



2. Trevandrura. — Ferguson. Bomb. Jourl., Vol. X, p. 73. 



3. Anamallays. — Boulenger. British Museum. 



4. Trichinopoly. — "Wall. 



5. Cannanore. — Wall. 



6. Bangalore. — Sclater. Indian Museum. 



7. Pondicherry. — Boulenger. British Museum. 



8. Madras. — ,, ,, ,, 



9. Ellore.— Blanford. Jourl. Asiat. Soc, Bengal, Vol. XLVII1, 



p. 115. 



10. Vizagapatam. — Russell. Ind. Serp., Vol. I, p. 21. 



11. Sholapur. — Millard. Bombay Collection. 



12. Poona — „ „ 



13. Khandala. — ,, ,, ,, 



14. Bombay.— „ 



15. Igatpuri.— ,, 



16. Nasik. — ,, ,, ,, 



17. Guzerat. — Bombay Jourl., Vol. XIII, p. 340. 



18. Karaghora. — Millard. Bombay Collection. 



19. Ahmedabad. — ,, ,, ,, 



20. Xowgong. — Sclater. Indian Museum. 



21. Berhampore. — W r all. 



22. Aska. — Sclater. Indian Museum. 



23. Balasor — ,, ,, ,, 



24. Manbhum. — ,, „ ,, 



25. Calcutta. — ,, ,, ,, 



26. Chakardapur. — Annandale. Indian Museum. 



27. Purnea. — Sclater. Indian Museum. 



28. West of Barakhar. — Anderson. Jourl. Asiat. Soc, Bengal, 



Vol. XL, p. 35. 



29. Shillono-. —Annandale. Indian Museum. 



30. Naga Hills — Anderson. Loc. cit. 



31. Fyzabad.— Wall. ' 



32. Ajmere. — Sclater. Indian Museum. 



33. Jaipur. — ,, ,, ,, 



