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. Proboscis and tarsi ringed with AGA OD eee ek es Mg 
THE MOSQUITOES OF THE SOUTHEASTERN STATES 
Legs much less shaggy, only tips of femora and hind tibiae with long, 
erect scales; mesonotum without a median stripe of golden scales; 
first two segments of hind tarsi usuaily with very narrow pale basal 
rings; proboscis not ringed; general color bluish 
Psorophora howardii 
. Mesonotum bright yellow (both scales and integument), with two 
prominent, shiny, black spots on posterior corners; costa and vein 1 
yellow-scaled from base to tip of subcostal vein. [Proboscis, femora, 
and tibiae yellow, tipped with dark; first two tarsal segments largely 
yellow, apical segments darker.| A conspicuously yellow species; 
US Wally rai Cs s SAets Ses yreie a Where at eee pe PO Sells Aedes fulvus pallens 
INotssonmarrkedee 22522225 fae sae Sts Ee Ee 
Proboscis not ringed with white _______ peor sexs 
Wing scales very broad, mixed brown and “white. ~ [Abdomen plunt : 
femora, tibiae, and proboscis with mixed brown and white scaling. ] 
Genus Mansonia 
Outstanding wing scales narrow (cf. veins 2 and 4) ae a 
Hind tibiae with a wide pale ring on apical half, and first segment of 
hind tarsi with a wide pale ring at middle; proboscis broadly ringed ; 
nostspiracular hairs absent. Locally prevalent in Southern and East- 
ern States eas le a OS Ne __ Mansonia perturbans 
Tibia and first segment of hind tarsi unbanded or bands indistinct; 
pale ring on proboscis narrow ; postspiracular hairs present. Southern 
Florida and Tropics_______ = Mansonia titillans 
. Femora without white rings: abdominal tergites with basal pale bands 
or lateral spots, or a longitudinal paie stripe_____________ at 
Hind femur with a very narrow ring of white scales toward apex; ab- 
dominal segments pale-scaled apically, the pale scaling diffuse or 
extending forward at sides or centrally. [Legs and wings with mixed 
dark and pale scales, wings of some species also with spots of pale 
scales; spiracular and postspiracular bristles present; claws of females 
not toothed: |=22=_ == Psorophora (Grabhania) 
. Tarsal segments with basal and apical pale rings, at least on hind tarsi. 
[Female abdomen blunt; postspiracular hairs absent.| Banded-legged 
CUCU ess re a Ons aD ate ieee te 
Tarsal segments without apical banding, | [Abdomen tapered ; post- 
spiracular hairsspresents|==.— = sae Aedes (taeniorhynchus group) 
Tarsal rings broad; femora and tibiae with a longitudinal line of white 
scales on outside ; wings usually with a patch of white scales at base 
of costa. Taken very rarely in Louisiana, Arkansas, Florida, and Ten- 
nessee, common in Western States____ ar Culex tarsalis 
Tarsal rings very nalrow, apical banding limited to hind tarsi; femora 
and tibiae not lined with white; wing scales entirely dark. <A tropical 
species that has been recorded from the Florida keys 
Culex tahamensis 
Abdomen with a dorsal longitudinal stripe of yellowish scales (fig. 14) ; 
femora and tibiae Speckled with white. [Mesonotum golden; proboscis 
and hind-tarsal segments broadly ringed; last hind-tarsal segment 
entirely white. ]-____- pores Neer eee Me isnt 
Abdomen with transverse dor sal pands but without a longitudinal sth ipe ; 
dark portions of femora not speckled; mesonotum with dark or . 
brownish Scales, sprinkled with silver posteriorly. [Proboscis and 
tarsi usually with rather narrow bands of white scales; first hind- 
tarsal segment not ringed in middle; tip of last hind-tarsal segment 
usually dark in southern specimens; wing scales narrow, entirely 
dark.] An important salt-marsh ve of somewhat less than the 
average size___ _.____ Aedes taeniorhynchus 
Wing scales brown and white mixed ; first hind-tarsal segment with a 
pale ring in middie. Important salt-marsh species___Aedes sollicitans 
Wing scales entirely dark, first hind-tarsal segment without a central 
pale ring. A fresh-water breeder, usually rare__--_~ Aedes mitchellae 
First hind-tarsal segment ringed in middle or largely pales 
First hind-tarsal segment without a central ring. A West Indian 
species, recorded once from Florida (Key West) Psorophora pygmaea 
a 
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