Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Diptera

Family: Culicidae

Genus: Culiseta

Eggs of Culiseta mosquitoes are laid on the water and stick to each other to form a raft. Larvae hang downward at a 45 degree angle from the water surface. The tip of the adult’s abdomen is bluntly rounded. Some species are severe biters. Four species are found in California.