176 A Monograph of Culicidae. 
which spread out laterally to form basal white spots, last segment 
with all dull white scales, hairy ; border-bristles short in the 

Fig. 94. 
Culex imitator. n. sp. 
a, male ungues (I, fore; II, mid); b, thoracic ornamentation. 
middle of the segments. Legs dark brown, femora pallid 
beneath, the fore and mid unbanded, the hind with broad basal 
white bands on the metatarsi and tarsi; the fore legs have an 
apical white spot on the femora and tibiae; the mid have an 
apical white femora] and tibial spot and a small basal white 
spot, almost a band on the metatarsi; fore and mid claws 
unequal, hind equal; the fore claws both uniserrated; the 
larger one of the mid very narrow and fragile, with a very thin 
curved tooth on its basal half ; (smaller tooth ?). 
Wings with typical Culex scales ; fork-cells of moderate size, 
first sub-marginal longer and narrower than the second posterior 
cell, its base nearer the base of the wing, its stem less than half 
the length of the cell ; stem of the second posterior cell nearly as 
long as the cell ; posterior cross-vein at least. three times its own 
length distant from the mid cross-vein. Halteres with pale 
ochraceous stem and pale brown knob. 
Length.—3 mm. 
Habitat.—Brazil (Dr. Lutz). 
