450 
A Monograph of Culicidae. 
Mansonia africana. Theobald, 
var. A. reversus. Theobald (1901). 
Mono. Cnlicid. II., 189 (1901). 
British Central Africa ; Zomba. 
Type in the British Museum. 
Mansonia amazonensis. Theobald (1901). 
Panoplites amazonensis. Theobald (1901). 
Mono. Cnlicid. II., 182 (1901). 
Lower Amazon ; Alemguer, Brazil. 
Type in the British Museum. 
Mansonia major. Theobald (1903), 
Mono. Cnlicid. III., 270 (1903). 
Bahr-el-Ghazal; Entebbe, Uganda. 
Type in the British Museum. 
Mansonia (?) nigra. Theobald (1906). 
Second Kept. Well. Res. Labs. Gord. Coll., 80 (1906); 
Mono. Culicid. IV., 496 (1907), Theobald. 
Blue Nile, Sudan. 
Type in the British Museum. 
Mansonia nigerrima. nov. sp. 
Very like M. nigra , Theobald, but with black forked scales, 
no heart-shaped scales on the sixth vein and different venation. 
9 . Head black with dusky and pale narrow-curved scales, 
almost silvery around the border of the eyes, flat white lateral 
scales, numerous black upright forked scales and black spines ; 
palpi black scaled with white apex and another white band and 
black chaetae; proboscis black with a slightly yellowish band in 
the middle and similar coloured labellae ; antennae black with 
brown nodes, basal segment brown, plume hairs black. 
Thorax very dark brown with small scanty curved scales, the 
majority golden, but some in the front white and others laterally 
forming indistinct spots, others over the wing roots and around 
the bare space in front of the scutellum ; chaetae black ; scutellum 
