Genus Culex. 
331 
Time of capture. —January and February at Sylhet; July at 
Port Canning ; August at Gopkuda Island. 
Type in the British Museum. 
Culex annulus. Theobald (1901). 
Mono. Culicid. I., 358 (1901). 
Lamma; Tai Po; Pokfulam, Hong Kong. 
Type in the British Museum. 
Culex sitiens. Wiedemann (1828). 
Ausseurop. Zweifliig. Ins. 54 (1828), Wiedemann; Mono. Culicid. I., 360 
(1901), Theobald; Mosq. Philip. Ms. 9 (1908), Ludlow; Rec. Ind. 
Mus. II., pt. iii., No. 30, 298 (1908), Theobald. 
Sumatra ; Taipang, Perak. 
Additional localities. —Philippine Islands (Ludlow); Calcutta 
(in Ind. Mus. Col. Calcutta). 
Time of capture. —August and September in Calcutta. 
Culex impellens. Walker (1860). 
Proc. Linn. Soc. Lond. IV., 91 (1860), Walker; Mono. Culicid. I., 362 
(1901), Theobald; III., 161 (1903), Theobald; Journ. Trop. Med. VII., 
368 (1904), Giles; Gen. Ins. Culicid. 25 (1905), Theobald ; Phil. Journ. 
Sci. I., 9,’ 987 (1906), Banks. 
For old localities, vide Vol. I. and III. 
Additional localities.- —Pampanga, Camp Stotsenberg, Angeles, 
P. I. (E. It. Whitmore). Calcutta, 31. i. 08 ; 5 and 7. iii. 07, N.A.; 
3. vi. 08 ; 12. vii. 08 ; 21. vii. 08 (2) ; 27. vii. 07 (21); 28. vii. 07 
(4); 30. vii. 07 (4); 31. vii. 07 (8); 2. viii. 07 (1) ; 3 and 4. viii. 07 
(10); 5. viii. 07 (34); 6. viii. 07 (1) ; 10. viii. 07 (4); 13. viii. 08 ; 
14. viii. 08, in bungalow (2) ; 18. viii. 08; 22. viii. 08, “ in bath¬ 
room” (Annandale); 19. ix. 07, N.A. (1); 26. ix. 08 ; Ballygany, 
Calcutta, 20. vi. 08 (3) (T. Bentham); Lucknow, 21. iv. 07 (1), 
N.A.; Sukna, 500 feet E. Himalayas, 1 and 2. vii. 08 (5), in deep 
jungle, biting by day ; Moulmein, L. Burma, 27. ii. 08, abundant 
in house; Thamarpur, Nepal, 10-20. ii. 08; at light on board 
ship, 5 miles off Alleppey, Malabar coast, 4. vii. 08 (C. Paiva) (2); 
Sukhwani, Nepal, 15-16. ii. 08; Purneah, N. Bengal, 6. viii. 07 
(C. Paiva); Rajmahal, Bengal, 31, vii. 07 (2); Bettiah, Cram- 
