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Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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

Photos of 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

Previous events


Genus Psorophora

Mosquito - Culicidae - Psorophora ciliata - male Psorophora ciliata, a preadatory floodwater mosquito which preys on Aedes vexans 10 - Psorophora ciliata Mosquito - Psorophora longipalpus - male giant mosquito - Psorophora ciliata Mosquito - Psorophora ciliata - female Brown mosquito with brown and white legs - Psorophora columbiae male mosquito? - Psorophora ferox - male subgenus Janthinosoma - Psorophora ferox - female
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.