Dec.,i902.] DVAR : LARV.t OF NORTH AMERICAN CULICID.«. 199 



into long pointed bars. Anal segment with a dark brown oval dorsal 

 plate, not reaching the middle of the sides ; brush and tuft normal; 

 rather slight, the latter confined to the barred area. 



Sfc7o-r IV. — (PI. XVIII, Fig. 1) Head dark brown, the long slen- 

 der curved antennae with the tuft at the outer fourth as before, the basal 

 part rather coarsely spined ; all dark brown. Body hairs rather stout, 

 short, the abdominal ones slighter posteriorly. Tube about five times 

 as long as broad, slightly uniformly tapered, dark brown, the tip 

 black ; double basal pecten, closely placed as before and followed by 

 scattering tufts. Comb a single row of long bars (Fig. i, B). 



Pupa. — Normal, small, the air tubes short funnel-shaped, narrowed 

 at base. 



Culex dyari Coquillett. 



Sfagi' IV. — (PI. XVm, Fig. 2.) Head rounded, pale brown; 

 antennre stout, the tuft at the outer third and the part beyond it 

 smaller, strongly infuscated at the tip and very narrowly so at the 

 base, the center of the joint broadly pale whitish. Body hairs stout, 

 rather long, from infuscated tubercles on both thorax and abdomen. 

 Tube about four times as long as broad, tapering rather abruptly be- 

 yond the middle, the tip not tapered ; a small, double, approximate 

 basal pecten, not followed by any hair tufts. Anal segment com- 

 pletely ringed, the chitin darker and covered with numerous little 

 spines dorsally, pierced ventrally by seven little holes for a series of 

 tufts that precede the barred area ; brush and tuft normal. Comb a 

 large patch of numerous small spines, many rows deep (Fig. 2, B). 



Pupa. — Normal, the air tubes funnel-shaped. 



Culex restuans Theobald. 



Pji^'g. — Laid in a large boat-shaped mass as in C. p/p/e/ts, the eggs 

 adhering by their sides and standing perpendicularly to the water, the 

 mass floating freely. Elliptical, fusiform, the end sharply tapered, 

 the micropylar one less so ; smooth, finely shagreened, brown black 

 without mucilage, the shell rather thin. Length, .6 mm.; width, .2 

 mm. 



S/a^i^e I — Head rounded, nearly colorless, the eyes round, scarcely 

 transverse ; antennae moderate, rather stout, with long terminal hairs, 

 uniform, the tuft a little before the middle of the joint, composed of 

 two hairs which are long enough to reach beyond the tip. Body hairs 

 slight but rather numerous. Tube somewhat fusiform, about three 



