Species Amphibolips quercusinanis - Larger Empty Oak Apple Wasp

Classification · Synonyms and other taxonomic changes · Explanation of Names · Food · Life Cycle · Remarks · See Also · Internet References · Works Cited

Gall Wasp Oak Apple - Amphibolips quercusinanis

Amphibolips quercusinanis? - Amphibolips quercusinanis

Bug related ? - Amphibolips quercusinanis

Cynipidae, Larger Empty Oak Apple Wasp gall, empty - Amphibolips quercusinanis

Larger Empty Oak Apple Wasp - Amphibolips quercusinanis

Classification

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 Amphibolips

Species quercusinanis (Larger Empty Oak Apple Wasp)

Synonyms and other taxonomic changes

Amphibolips inanis Osten Sacken, 1862

Explanation of Names

Quercusinanis is from Latin quercus, oak, and inanis, empty.

Food

Weld (1) lists only red oak (Quercus rubra) as a host; Felt (2) lists both scarlet (Q. coccinea) and red.

Life Cycle

Galls appear in May (2); adults emerge from galls in June. (1)

Remarks

Forms detachable galls on oak leaves. "Produced singly on under side of leaf, 18-32 mm in dia., light green, spotted. June." (1) "Globose, bright green with red spots, becoming yellowish-brown, slightly nippled, thin-shelled, glossy, the central larval cell supported by radiating fibers, diameter 1 to 1 1/2 inches." (2)

See Also

Atrusca quercuscentricola forms a similar but somewhat smaller (1/2 to 3/4 inch) hollow, spotted gall on leaves of post oak in the fall.

Internet References

Natural Resources Canada (includes adult image)

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.

Contributed by Charley Eiseman on 17 November, 2008 - 12:30am
Additional contributions by Vox Sciurorum
Last updated 28 May, 2013 - 4:07pm

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