280 



MOSQUITOES 



has somewhat abbreviated the descriptions given by Theobald in his " Mono- 

 graph of the Culicidae." Those who are not familiar with the anatomy of -the 

 mosquito will find Fig. 7 of great aid in following the descriptions. 



STEGOMYIA FASCIATA (Fabr.) 



Plate XLVIII, Fig. 1. 

 Culex fasciata Fabricius, 1805, Syst. Antl., p. 36. 



DESCRIPTION. Color. To the naked eye the insect appears black and 

 white, the pure white contrasting strongly with the jet black. 



Size. Ordinary length 3 to 5 mm. 



Head. Densely clothed with broad, flat scales, black and grey on each 

 side, a white patch in the middle in front, a white patch on each side, a thin 

 white border to the eye, forked, upright scales from nape; clypeus is scaly; 

 antennas blackish, with narrow, pale bands ; proboscis black no white bands. 



Thorax. Dark brown, with reddish-brown, golden and creamy curved 

 scales, ornamented as follows : a pure white, broad, curved band on each side, 

 curved inward about the middle of the mesonotum, and continues back as a 

 thinner pale line to the scutellum ; two thin, parallel, pale-scaled lines between, 

 extending about half-way across the mesonotum, and more or less on the scu- 

 tellum, a short white line in front between these two, a white spot on each side 

 of the thorax in front near the neck; scutellum with a thick row of white, 

 broad, flat scales, and three tufts of bristles; metanotum brown; pleurae dark- 

 brown, with patches of silvery scales. 



Abdomen. Dark brownish-black, covered in places with black, white and 

 grey scales, with basal band of white scales, first segment with creamy scales, 

 sides with patches of white scales, forming more or less triangular patches. 



Legs. Black, with basal white bands; tibia black; metatarsi with basal 

 white bands; fore tarsi with first joint basally white, the rest black; mid tarsi 

 the same; hind tarsi all basally white except the last joint, which is pure white. 



Breeding Places. Still water, as in rain barrels, water tanks, pools. 



Remarks. 136 specimens of this form were taken at the following places : 

 Nassau, June 19, July 2; Current Settlement, July 5; Spanish Wells, July 4; 

 Harbor Island, July 4; Governors Harbor, July 7; Tarpum Bay, July 7; 

 Watlings Island, July 13 ; Long Island, July 15. 



