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Species Andricus quercuslanigera - Wool-bearing Gall Wasp

Gall on oak tree ? - Andricus quercuslanigera Gall on oak tree ? - Andricus quercuslanigera cynipid - Andricus quercuslanigera cynipid - Andricus quercuslanigera Gall wasp 2 - Andricus quercuslanigera Gall 1 - Andricus quercuslanigera Gall 1 - Andricus quercuslanigera Gall wasp 2 - Andricus quercuslanigera
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 Andricus
Species quercuslanigera (Wool-bearing Gall Wasp)
Synonyms and other taxonomic changes
Cynips quercuslanigera Ashmead, 1881
Andricus laniger (1)
Andricus lanigerus (2)
Range
Georgia, Florida, Alabama, Mississippi, Louisiana, Texas (3)
Life Cycle
Adults emerge Feb. 28-March 10 (1)

Click on this image to view a Life Cycle series:

Remarks
Forms galls on live oak leaves (Quercus virginiana and Q. geminata). "Hemispherical or irregular tufts 1/2 inch long of rather long, whitish or reddish wool covering, 2 to 6 irregular brown, seed-like kernels on under side of midrib, diameter 1/12 inch, on live oak, summer." (2)
Works Cited
1.Cynipid Galls of the Eastern United States
Lewis H. Weld. 1959. Privately printed in Ann Arbor, Michigan.
2.Plant Galls and Gall Makers
Ephraim Porter Felt. 1940. Comstock Publishing Company, Inc., Ithaca NY.
3.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.