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


Species Callirhytis seminator - Wool Sower Gall Wasp

Wool Sower Gall on Oak (Callirhytis seminator) - Callirhytis seminator Wool sower gall on Quercus alba: Callirhytis seminator - Callirhytis seminator Wool sower gall - Callirhytis seminator Wool Sower gall? - Callirhytis seminator wool sower - Callirhytis seminator Wool Sower - Callirhytis seminator Un known insect crisalus  - Callirhytis seminator Callirhytis seminator
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 Cynipoidea
Family Cynipidae (Gall Wasps)
Tribe Cynipini (Oak Gall Wasps)
Genus Callirhytis
Species seminator (Wool Sower Gall Wasp)
Synonyms and other taxonomic changes
Callirhytis seminator
Around 20mm in diameter.
White with pink spots detachable stem gall on Quercus alba. Many celled.
Spring gall.
Internet References