jecies of West- African Culicida?. 265 



at the whorls. Thorax dark brown, covered 

 -brown scales showing two longitudinal dark bare 

 e median area in front of scutellum covered with 

 oared scales, and a small area of pale scales in front 

 of the insertion of the. wings. Numerous reddish-brown 

 bristles. Scutellum covered with cream-coloured scales and 

 having ten dark brown bristles on the median lobe. Meta- 

 notum dark brown. Pleura brown, with patches of white 

 scales. Abdomen covered with dark purple-brown scales ; 

 first segment bare except in middle, where are two small 

 median patches of brown scales ; second segment with a 

 triangular median white patch ; the other segments with very- 

 narrow white basal bands. Elongated basal lateral spots 

 increasing in size towards apex. Border-hairs pale. Venter 

 pale-scaled. Legs dark brown, with a band of cream-coloured 

 scales extending along the internal surface of the femora and 

 tibiaa to the apex of the first tarsal. All joints banded except 

 the last tarsal joint, the banding involving both sides of the 

 joints. Ungues equal and simple. Wings covered with dark 

 brown scales, particularly dark on third vein. First sub- 

 marginal cell longer and narrower than second posterior. 

 Stem of first submarginal cell ^ length of cell ; stem of second 

 posterior more than ^ length of cell. Posterior cross-vein 

 double its own length from mid cross-vein. Ilalteres with 

 pale knobs and stems. 



Length 4*5 mm. 



$ . — Very similar to female, but the band on the proboscis 

 is much narrower and better defined. Palpi dark brown, 

 with dark brown hairs and five white bands; first band 

 narrow, second broad, third and fourth narrow, fifth apical : 

 longer than proboscis by nearly the length of the two 

 terminal segments. Abdomen : the lateral spots are more 

 distinct and form narrow bands prolonged down the side of 

 the segments. Ungues : first and second pair unequal and 

 uniserrate ; third pair equal and simple. Wings : stem of 

 first submarginal ^ length of cell ; stem of second posterior 

 equal to length of cell ; posterior cross-vein double its own 

 length behind raid cross-vein. 



Length 4'ft mm. 



Culex pullatus, sp. n. 



$ . — Head dark brown, covered with white narrow curved 



scales, which also form a border round the eyes, and with 



dark brown upright forked scales, distributed in four clumps, 



separated by pale upright forked scales. Palpi dark brown. 



Ann. & Mag. N. Hist. Ser. 8. Vol. v, 19 



