Genus Culex. 
125 
Legs covered with deep ochraceous-brown scales, paler 
beneath the femora, and with dark brown scales on the tibiae 
and tarsi; there is also a deep yellow spot at the apex of the tibiae, 
particularly plain on the hind legs ; hind metatarsi about equal 
in length to the hind tibiae ; ungues of the fore and mid legs 
unequal, both toothed, hind ungues small, equal, simple. 
Fig. 214. 
Culex virgultus. n. sp. 
cf ungues. 
Wings iridescent; first sub-marginal cell a little longer and 
narrower than the second posterior cell, both small; the stem of 
the former equal to about two-thirds the length of the cell; the 
stem of the latter nearly equal to the length of the cell; posterior 
cross-vein equal in length to the mid cross-vein, and situate from 
it about its own length distant. Halteres with pale brownish- 
yellow stem and slightly dusky knob. 
Length .—6 mm. 
Habitat .—Rio de Janeiro (Senhor Carlos Moreira) (9. 11. 99). 
Time of capture .—November (November 5, 1899). 
Observations .—Only two males of what seems a distinct 
species sent; the disposition of the mesothoracic hairs and the 
eight scutellar hairs should at once separate it from the allied 
species. Both specimens sent by Senhor Carlos Moreira from 
Parque do Musen, Rio de Janeiro. 
109. Culex masculus. n. sp. 
Thorax deep brown, with golden-brown curved scales, three 
rows of black bristles, the middle row stopping in the middle of 
the mesonotum. Abdomen dusky brown, with narrow white 
basal bands which form three lateral patches on the last three 
segments. Legs pale at the base and ventral surface of the 
