The Picture below taken by Jason Williams
Picture and some information from Mosquitoes of North America by Stanley Carpenter and Walter LaCasse
Culex erracticus
small size mosquito
Proboscis: long, dark-scaled, slightly swollen at tip.
Palpi: very short, dark
Head: Occiput with narrow curved light-golden to brown scales and dark erect forked scales dorsally; anterodorsal and lateral regions with broad appressed scales, the anterodorsal ones predominantly brown with bronze or metallic blue-green reflection, the lateral ones mostly mostly dengy white.
Thorax: Integument of scutum dark brown; scutum clothed with narrow curved golden-brown scales. scutellum with narrow golden scales and brown setae ont he lobes. Pleura with small patches of dingy-white scales.
Abdomen: Tergites dark-brown-scaled, usually with bronze to metallic blue-green reflection; narrow white basal bands usually present, sometimes absent; white basolateral patches present. sternites each white banded basally, dark apically.
Legs: legs dark-scaled with bronze to metallic blue-green reflection, except for pale posterior surfaces of femora and small pale knee spots.
Wings: length 2.5 to 3.0 mm. scales all dark. plume scales narrow, squane scales broader.
Bionomics: Larvae found in grassy shallow margins of ponds,lakes, marshes, and streams. Easely found May to October. Adults are ocassionally seen in large numbers but are not troblesome biters. They may attack man at night in outdoor situation but they seem to prefer the blood of fowl. Flight range is short, only up to 1/4 mile.