CTJLEX REFLECTOR 419 



shorter; skin pilose; traeheas broad. Air-tube regularly tapered, about three 

 times as long as wide; peeten running over two-thirds, basal teeth broad, flat 

 and with four or five long branches, apical ones long, stout and smooth ; three 

 hair-tufts on posterior margin, the last one just beyond peeten, a smaller lateral 

 hair-tuft before outer one. Lateral comb of eighth segment of many spines in 

 a triangular patch; single spine elongate, fringed with spinules at tip. Anal 

 segment about as long as broad, ringed by the plate; dorsal tuft of two long 

 hairs and two shorter ones on each side ; ventral brush well developed, confined 

 to barred area. Anal gills long, twice as long as the segment, slender, gradually 

 tapered. 



The larvse live in ground-pools. Mr. Knab found them in a small pool of very 

 foul water among bones and rubbish. 



Mexico. 



Eincon Antonio, June 2S, 1905 (F. Knab). 



The specimens from Panama which we at first named as this species we have 

 since decided to refer to Culex reflector. 



CULEX REFLECTOR Dyar & Knab. 



Culex regulator Busck (not Dyar & Knab), Smiths. Misc. Colls., quart, iss., lii, 67, 



1908. 

 Culex interrogator Busck (not Dyar & Knab) ; Smiths. Misc. Colls., quart, iss., lii, 67, 



1908. 

 Culex reflector Dyar & Knab, Smiths. Misc. Colls., quart, iss., lii, 256, 1909. 



Obiginai, Dbsceiption of Culex reflector: 



In general similar to C. restuans Theobald; the head is entirely white-scaled be- 

 hind and the impressed lines of the mesonotum are distinctly narrower; there is no 

 thoracic ornamentation. 



Four specimens, Ancon, Canal Zone, Panama, bred from larvae found in a tree-hole 

 ■wifb. MegarMnus (A. H. Jennings). 



Type no. 12101, U. S. N. M. 



Description or Female, Male, and Labva of Cl^lex reflector: 



Female. — Proboscis moderate, slightly enlarged apieally, labellse conically 

 tapered; vestiture black, with a whitish shade beneath to near the apex; setae 

 minute, curved, black, those on labellse more prominently outstanding. Palpi 

 short, about one-fifth the length of proboscis, uniform, clothed with blackish 

 scales, setffi at base long and outstanding. Antennae moderate, joints subequal, 

 rugose, pilose, blackish, the second joint scarcely enlarged; tori subspherical, 

 with a cup-shaped apical excavation, brown, darker within. Clypeus rounded 

 triangular, convex, brownish black, nude. Eyes black. Occiput brown, clothed 

 T/ith narrow, curved whitish scales on the vertex, denser along margins of eyes, 

 interspersed with scattered, erect, very slender forked, blackish scales; cheeks 

 clothed with broad flat white scales ; bristles along margins of eyes coarse, black. 



Prothoracic lobes elliptical, remote dorsally, brown, clothed with a few pale 

 scales and brown bristles. Mesonotum brown, with two narrow, impressed, 

 dorsal, bare lines, clothed with narrow, curved golden-brown scales, those around 

 ante-scutellar space paler, and rows of black bristles ; a pair of faint yellowish 

 subdorsal spots on disk. Scutellum trilobate, grayish luteous, clothed with nar- 

 row, curved pale-yellowish scales, each lobe with a tuft of black bristles. Post- 

 notum elliptical, grayish brown, nude. Pleurae and coxae dull luteous, with 

 patches of flat white scales and rows of brown bristles. 



Abdomen subcylindrical, depressed, truncate at tip; clothed dorsally with 

 blackish scales with a slight bluish reflection, each segment except the first with 

 a moderate transverse band of yellowish-white scales at base, expanded at sides 

 into a row of lateral spots ; last segment entirely pale scaled ; venter clothed with 

 yellowish-white scales ; hairs at apices of segments rather long, yellowish. 



