Medium size mosquito
Proboscis: dark-scaled, ringed with white near middle (wide band)
Palpi: short, dark with a few white scales at tips
Head: Occiput with a broad median patch of narrow golden-yellow scales
Thorax: Integument of Scutum black; Scutum with narrow golden to golden-brown scales dorsally, becoming dark bronze-brown laterally; often a pair of narrow rather indefinite, submedian lines of pale-yellow to golden-yellow scales extending nearly the full length of the scutum. Scutellum with light-golden scales. Pleura with dense, poorly defined patches of appressed grayish-white scales.
Abdomen: 1st tergite with a median patch of yellowish-white scales; other tergites dark, each white laterally, pale yellow basally and medially. Venter whitish to pale-yellow scaled, speckled with dark scales.
Legs: Femora and Tibiae dark, liberally speckled with pale scales, posterior surface pale, knee spots white. Hind Tarsus with segment 1 ringed with white base and with a yellow ring at middle, segment 2 to 4 with broad white based rings, segment 5 entirely white. Front and middle tarsi similarly marked but with bands narrower on segment 1 to 3, absent on 4; segment 5 on front tarsus varies from entirely dark to nearly all white; segment 5 of middle tarsus mostly white, blended with dark scales.
Wing: length about 3.5 to 4.5 mm. Mixed broad brown and white scales.
Bionomics: Larvae occur mostly in salt marshes …may be found also in brackish – water swamps. Larvae and adults can be found April – October. The adults are strong fliers …flight range is 5 to 40 miles. They are persistent biters and will attack anytime day or night. They rest in vegetation during daytime and will attack anyone invading their haunts, even in sunlight.