Dryocosmus minusculus

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Dryocosmus minusculus
Pumpkin Gall Wasp Dryocosmus minusculus iNaturalist Photo 10132691, (c) Eddie Dunbar, some rights reserved (CC BY-SA).jpg
Galls induced by Dryocosmus minusculus, Coyote Valley Open Space District, San Jose, California, 2017
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Cynipidae
Genus: Dryocosmus
Species:
D. minusculus
Binomial name
Dryocosmus minusculus
Weld, 1952

Dryocosmus minusculus is an abundant species of cynipid wasp that produces galls on oak trees in California in North America. [1] [2] Commonly known as the pumpkin gall wasp, the wasp oviposits on the leaves of Quercus agrifolia , Quercus wislizenii , and Quercus kelloggii . In spring and summer, larvae induce round galls reaching 1 mm across. Fresh galls are pale with darker centers. Adult wasps emerge the following spring. [1]

References

  1. 1 2 Russo, Ronald A. (2021). Plant Galls of the Western United States. Princeton University Press. p. 96. doi:10.1515/9780691213408. ISBN   978-0-691-21340-8. LCCN   2020949502. S2CID   238148746.
  2. "Pumpkin Gall Wasp (Dryocosmus minusculus)". iNaturalist. Retrieved 2023-10-23.