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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 Probethylus

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Chrysidoidea (Cuckoo Wasps and Allies)
Family Sclerogibbidae
Genus Probethylus
Synonyms and other taxonomic changes
Probethylus Ashmead, 1902
Two species, both in our area. (1)

Probethylus callani Richards
Probethylus schwarzi Ashmead
Sexually dimorphic. Females wingless, with a bethylid-like habitus, large eyes, and greatly enlarged front femurs. Males are small, black with wings.

Females with 1,1,2 tibial spurs and long hypostomal bridge (about as long as first antennal segment). (1)
Parasitoids of webspinners (Embiidina) in various families. (1)
Life Cycle
Larvae are ectophagous on the host nymph, attached to the dorsum. They eventually consume the host, and pupate within the webspinner gallery. (1)
Works Cited
1.A revision of the world Sclerogibbidae (Hymenoptera Chrysidoidea)
Olmi, M. 2005. Frustula Entomologica, N.S., 26-27 (39-40), 46-193.