CULEX INCRIMINATOR 409 



Legs moderate ; vestiture black with a blue and bronzy reflection on tibiae and 

 tarsi ; femora whitish beneath except at tip. Claw formula, 0.0-0.0-0.0. 



Length : Body about 2.5 mm. ; wing 2.5 mm. 



Male. Proboscis long, straight, slender, slightly enlarged towards apex, 

 black scaled. Palpi exceeding the proboscis by nearly the length of the last two 

 joints, which, with the end of the long joint, are slightly enlarged and moder- 

 ately hairy; vestiture entirely dark. Antennae plumose; last two joints long 

 and slender, rugose, pilose, black, the others short, whitish, with black rings at 

 insertions of hair-whorls. Coloration similar to the female. Abdomen, elon- 

 gate, expanding apically, lateral spots visible dorsally on fifth to seventh seg- 

 ments; lateral ciliation coarse and dense, brown, but not forming a distinct 

 lateral fringe. Wings scarcely narrower than in the female, the stems of the 

 fork-cells longer, vestiture sparser. Claw formula, 1,0-1.0-0.0. 



Length : Body about 3 mm, ; wing 2,5 mm. 



Genitalia (plate 12, fig. 82) : Side-pieces over twice as long as wide, tips con- 

 ically tapered, median prominence divided into two slender portions, the outer 

 one bearing two rods and a leaf -like appendage, the inner one furcate and bear- 

 ing a filament on each fork, tips of filaments expanded. Clasp-filament enlarged 

 at base, slender in middle, tips swollen, serrate along outer margin, terminating 

 in a large tooth at tip close to the articulated terminal spine. Harpes with a 

 long, slender inner branch which is bent at tip and bears a row of teeth. Har- 

 pagones divided into a number of plates, their corners projecting as sharp angles. 



The larva, life history and habits are unknown. 



Florida and Georgia. 



Fort White, Florida (H. Byrd) ; Georgia (W. V. Reed). 



CULEX INCRIMINATOR Dyar & Knab. 



Culex incriminator Dyar & Knab, Smiths. Misc. Colls., quart. Iss., lii, 257, 1909. 

 OEiGiNAi Description of Culex incriminator: 



Entirely similar to Culex deceptor Dyar and Knab, except in the scaling of the 

 veins. The scales of the present form are elliptical on the forks of the second vein. 



Three specimens, Agricultural College, Mississippi (W. V. Reed) ; sent to us under 

 the name Melanoconion atratus by Prof. Glenn W. Herrick. 



Type no. 12105, U. S. N. M. 



Description of Female and Male of Culex incriminator (Larva Unknown) : 



Female. Proboscis moderate, swollen at tip, labellse conically tapered ; vesti- 

 ture black with bronzy reflection ; setae minute, curved and black, those on labellae 

 more prominently outstanding. Palpi short, one-fifth as long as proboscis, black, 

 with a few outstanding setae at base. Antennse moderate ; joints subequal, rugose, 

 pilose, blackish, second joint a little longer than third ; tori subspherical, with a 

 cup-shaped apical excavation, luteous shading to brown within ; hairs of whorls 

 sparse, moderate, black. Clypeus rounded triangular, convex, brown, nude. 

 Eyes black. Occiput blackish, clothed with broad, flat black scales Avith a bronzy 

 reflection in some lights, scales along ocular margins white, a patch of white 

 scales well down the sides, many erect, forked black scales dorsally; a row of 

 bristles along margins of eyes. 



Prothoracic lobes elliptical, remote dorsally, clothed with pale scales and 

 brown bristles. Mesonotum dark brown, clothed with narrow, curved, dark 

 bronzy-brown scales and rows of dark bristles, Scutellum trilobate, with similar 

 vestiture to mesonotum, with a tuft of black bristles on each lobe. Postnotum 

 elliptical, prominent, brown, nude. Pleurae and coxje luteous, shaded with 

 brownish and with patches of elliptical white scales and rows of brown bristles. 

 Abdomen subcylindrical, depressed, truncate at tip ; dorsal vestiture dull 

 black, a row of lateral, triangular, basal, segmental, white patches ; venter black- 



