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

Calendar
Upcoming Events

National Moth Week photos of insects and people. Here's how to add your images.

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.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Callirhytis

Wool Sower Gall on Oak (Callirhytis seminator) - Callirhytis seminator Wool Sower Gall on Oak (Callirhytis seminator) - Callirhytis seminator Oak tree gallls made by who? - Callirhytis seminator Wool sower gall on Quercus alba: Callirhytis seminator - Callirhytis seminator larval chambers - Callirhytis extrafloral nectaries? - Callirhytis quercusgemmaria multi-hole oak leaf gall - Callirhytis favosa Galls - Callirhytis quercuspunctata
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" (parasitic Apocrita))
Superfamily Cynipoidea
Family Cynipidae (Gall Wasps)
Tribe Cynipini
Genus Callirhytis
Explanation of Names
Author: Förster 1869
Numbers
Nearctica lists 105 species
Life Cycle
They have a complicated life cycle with agamic and sexual generations and with different galls in different parts of the plant (leaves vs. stems). It may take three years to complete the whole cycle. In most cases very little is known.1
Internet References
"Callirhytis quercusclaviger (Ashmead) and Callirhytis cornigera (Osten Sacken) " from the University of Florida (HTML version or PDF document)