Jhg) 
synopsis cf.the five genera under which the long-beaked, blood-suck- 
ing species known to occur in North America were divided; (2) a 
synoptic consideration of the species of the genus Culex, divided into 
(a) table of the recognized species, specimens of which occur in the 
National Museum collection, and (4) an account of the unrecognized 
species, which are known only from the literature; (3) a synoptic con- 
sideration of the species .of the genus Anopheles, divided into (@) 
recognized forms, and (6) unrecognized forms; (4) a brief description 
of the only valid known species of the genus Psorophora; (5) a synop- 
tic table of the three known species of ihe genus Megarhinus; and (6) 
a synoptic consideration of the two known species of the genus Acdes. 
Mr. Coquillett’s tables are here reprinted with slight changes: 
J.—-GENERIG -SYNOPSIS. 
The following table contains all the genera of the long-beaked mosquitoes known 
to occur in North America. The males are readily recognized by the antennee being 
densely covered with long hairs; in the females the hairs of the antennze are short 
and very sparse: 
1. Palpi in the male at least nearly as long as the proboscis; in the female less than 
@Me a ineide acy OM Oe ee iy eee Er et ye ee i ea Se 2. 
Palpi in both sexes at least almost as long as the proboscis. .-.-.---.-- Anopheles. 
Palpi in both sexes less than one half as long as the proboscis...-.------- Aedes. 
2. Proboscis straight or nearly so, colors of body brown and yeilowish..-..----- 3 
Proboscis strongly curving downward toward the tip, colors bluish or greenish. 
Megarhinus. 
puelvessnpearmonmamy nearlyserect Scales: 022028 bs ee tole: Psorophora. 
eo ndesturutie Ol suCsscalesen, oie passa shite Oe Pat es te ES cea e Culex. 
JJ.—GeEnus CuLEx. 
(@) RECOGNIZED SPECIES. 
Males. 
1. Front tarsal claws bearing a distinct tooth near the middle of the undead of 
CCE ELOY Se iA a aes ea as OR as pe Op met a a Ne Je VaR ea 3. 
Front tarsal claws bearing two teeth on the underside of one claw, and one on 
underside of the other, proboscis destitute of a whitish band near the mid- 
CNIS eM 2 a ERY Ve SS aga sh ros GOS ADE OUMtEL As Seine ANE on 2: 
Front tarsal claws with one tooth on underside of one of the claws, none on the 
other, bases of tarsal joints white, proboscis destitute of a whitish band near 
fmenetinlollc ee ee a eee ah a ae Se fasciatus Fabr. 
2. Larsi distinctly white at bases.of the joints. _-..-........-.--_-- excittans Walk. 
arsine aw iinite at! bases of the joimtsana oes on ee consobrinus Desy. 
3. Proboscis destitute of a whitish ring near the middle...........2.........-.- 4, 
~~ Proboscis with such a ring; ends of tarsal joints white....:........- tarsalis Coq. 
2 bases Oiatanea forms mot white: (le eee ee ee ye ee oe a 5. 
Basecustansal joints winttes os. noen eee eee a ee stimulans Walk. 
5. Petiole of submarginal cell less than one-third of the length of that cell. 
: pungens Wied. 
Petiole of submarginal cell at least one-half of the length of that cell. 
impiger Walk. 
Females. : 
1. Front tarsal claws bearing a distinct tooth near middle of underside of each... 2. 
Hrontitarsalmelawsidestituterot teeta.) 0 25528 bee ee kee tk ds ls 
