278 
A Monograph of Culicidae, 
Abdomen black, clothed with rather large flat black scales, 
which are more or less metallic in reflected light, deep black in 
other lights; at the base of each segment is a silvery-white 
scaled lateral spot, which on the last two segments form more 
or less complete white basal bands; apical segment with black 
bristles; first segment brown, with grey scaled sides; posterior 
border-bristles very short; venter densely clothed with silvery- 
white scales. 
Legs with pallid ochraceous coxae, and covered with white 
scales, remainder covered with deep blackish scales with metallic 
purple and bronze reflections ; femora white scaled beneath; 
hind metatarsi about one-third longer than the tibiae; ungues 
equal and simple, very small; tibiae spiny; the first, second and 
third tarsi of the mid legs are white scaled on one side. 
Wings with brown scaled veins, blackish along the costa and 
towards the roots, the base being ochraceous-yellow; the lateral 
scales are long and thin, the median small, rather thick ; first 
sub-marginal cell longer and narrower than the second posterior 
cell, its stem not quite half the length of the cell, its base a little 
nearer the base of the wing than that of the second posterior 
cell; stem of the latter longer than the stem of the first sub¬ 
marginal cell, equal to about two-thirds of the length of the cell; 
posterior cross-vein a little longer than the mid cross-vein, distant 
from the latter about its own length. 
Halteres with bright brown stem and fuscous knob. 
Length .—2 • 8 mm.; with proboscis 4*5. 
Habitat .—Trinidad (Uriah). 
Time of capture .—November and December. 
Observations .—Described from a good series of 9’ s sent by 
Mr. Uriah. It can at once be told from all other Wyeomyias 
Wyeomyia Trinidadensis. n. sp. 
a, Wing of $ (X. 20.)*; b, head; c, scutellum ; d, metanotum. 
