Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

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


Family Trichogrammatidae

Teeniest Hymenopteran Ever wasp Wasp - Trichogramma Wasp Aphelinoidea yellow egg mass (?)  on dogbane parasitic wasps with lepidopteran eggs Chalcidoidea?
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" - Parasitoid Wasps)
Superfamily Chalcidoidea (Chalcidoid Wasps)
Family Trichogrammatidae
2 subfamilies, with 135 spp. (of which >60 in Trichogramma) in 41 genera in our area and ~840 spp. in >80 genera worldwide(1)
0.3-1.2 mm(1)
tarsi 3-segmented, color not metallic, 1-2 funicular segments(1)
primary, solitary or gregarious endoparasitoids of the eggs of other insects, notably Lepidoptera, Hemiptera, Coleoptera, Thysanoptera, Hymenoptera, Diptera and Neuroptera(1)
many spp. used as pest control agents(1)