CULEX CORIGER 



24 



central projection into the disk; a square paii of same color behind, and on sci 

 tellum; pleurfe whitish, marked, with black alve, centrally and on the bases of tt 

 legs. Abdomen black with central basal whit' pots on the first four segments, pn 

 terminal hairs on all the segments; venter wil short, broad white basal segmental 

 bands. Legs black, femora pale beneath, tip^ f femora and tibise white, tips ai 

 bases of the tarsal joints verj' narrowly white Wings with narrow scales. 



The larvfe fall in the table with janitor andnctator (Journ. N. Y. Ent. Soc. xi 

 205, 1906), but differs in having the ring of tb mal segment broad; pecten of eigl 

 spines reaching to middle of the air tube: one t within the pecten. three beyond i 

 not in line, two tufts on the dorsal aspect ot le tube, all the tufts 2-haired onl 

 thick and coarse. 



Five specimens, bred by Mr. Urich from lar\ in a tub near the kitchen at Arim 

 Trinidad. 



Type. C&t. No. 10,021, U. S. Nat. Mus. 



Original Description of Triciiopbonomyia mioanntjlata: 



Head brown, pale scaled; proboscis with pa band. Thorax deep fawn-colour( 

 with bright brown scales, two median bare pr r lines which converge posteriori 

 a curved one on each side, in front of wings. A 1 omen deep brown with basal yello 

 spots to the segments. Front and mid legs broM, unhanded, hind with faint bandii 

 involving both sides of joints. 



r^. Head brown with narrow-curved pale seas, pale upright forked scales in tl 

 middle, dark at the sides, flat creamy-white latal scales, a line of small ones spres 

 partly around the eye borders; proboscis deeibrown, enlarged on the apical ha' 

 a narrow pale band on the apical half, below hich are longish hairs on each si( 

 decreasing in size to the base. Palpi brown, ci'p blackish apically, acuminate, tl 

 apical segment longer than the penultimate, haitufts on the last two and apex of tl 

 ante-penultimate black; the dark apical portioBhows deep violet reflections. 



Thorax brown, adorned with scanty narro>curved bright golden-brown scale 

 the denuded surface shows darker and paler liiH. a paler curved one on each side : 

 front of the roots of the wings, two median da:er ones which converge posterior 

 (the effect being quite different under the mic^cope to under a hand-lens), cha^i 

 over the roots of the wings brown; the scalesire paler in front of the scutellui 

 which is also clothed with narrow-curved pale siles and with eight posterior horde 

 bristles to the mid lobe; metanotum bright bron; pleurne pale silvery grey. 



Abdomen shiny black, clothed with deep brvn scales witli dull violet black i 

 flections, each segment with a basal median oamy-yellow spot, basal segment 

 dark and the last two with almost complete bas; bands, hairs brown. Genitalia wii 

 large claspers very broad at the base becomin finer apically with a lateral apic 

 expanding segment; lateral process of basal he with three large spines, the t^ 

 largest with fine bent tips, the third acuminatea leaf-like plate and then a small 

 spine. 



Legs deep brown; the hind pair with apex otibiae, first, second and third tarsa 

 very narrowly pale banded, the pale scales to see extent involving both sides of tl 

 joints, traces of this banding seen in fore legs al still less on the mid; fore and m 

 ungues unequal, both uniserrate, the smaller wh a tooth close to base; hind equ; 

 and simple. 



Wings with rather dense moderately larg lateral scales, especially on tl 

 branches of first fork-cell; first fork-cell longennd narrower than the second pc 

 terior cell, its base a little nearer the base of tl wing, its stem about one-third tl 

 length of the cell; stem of the second posterionearly two-thirds the length of tl 

 cell; supernumerary and mid-cross veins unitedjoth bending in towards tlie base i 

 the wing, the posterior cross-vein about twice : long as the mid about one and 

 half times its own length distant from it; halteis with dusky pallid stem, the knc 

 dark inside. 



Length. 6 mm. 



Habitat. Stanley Town, New Amsterdam (DiRowland). 



Time of capture. July. 



Observations. Described from a single i' rfei male. 



It is somewhat obscure, but the hni- proboscis will at 



from the species of Culex wh^^'' ^laces it in t>>' 



pronomyia. ^ 



It differs from " iomen. 



ORir- 



/ 



Uc'l 



11 Mvvi; M] 



