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Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

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Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Psorophora

Biting Mosquito - Psorophora longipalpus - female Psorophora horrida? - Psorophora horrida - female late season large mosquito - Psorophora ciliata At a loss on ID - Psorophora Mosquito, Aedes? - Psorophora ciliata - female Psorophora ciliata - female Diptera3 - Psorophora ferox - female mosquito with green eyes - Psorophora ferox - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Nematocera" (Non-Brachycera))
Infraorder Culicomorpha (Mosquitoes and Midges)
Family Culicidae (Mosquitoes)
Tribe Aedini
Genus Psorophora
Explanation of Names
Greek for "itch bringer".
14 species in North America, divided into 3 subgenera: Psorophora, Grabhamia and Janthinosoma. (
- Pre and postspiracular setae present
- Pointed abdomen
- Pale transverse bands, when present, apical on abdominal terga.

- Saddle completely encircles segment X, pierced along midventral line by row of precratal setae
- Siphon with 1 pair of setae, often bulbous toward center.
New World only, mostly south temperate or tropical.
Larvae of North American species associated with temporary summer rainpools. Eggs deposited on damp or dry mud, hatching upon flooding.
Males and females feed on plant juices and nectar, honeydew etc. Females require a bloodmeal to develop eggs.
Life Cycle
Eggs laid singly on in clusters on damp or dry mud of temporary rainpools. Some species predaceous as larvae, others are filter-feeders. Overwintering is in the egg stage in temperate climates.
*Information on this page provided by Sean McCann.