Size: ~3.0mm bl. Hatched from a gall on Scrub Oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon Trail, Aliso and Wood Canyons Wilderness Park, Aliso Viejo, Orange County, CA. 4/5/10. © Peter J. Bryant.

 

Gall Wasp

Cynips douglasii

Hymenoptera: Cynipidae

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Spring (bisexual) generation?

Size: ~3.0mm bl. Hatched from a gall on Scrub Oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon Trail, Aliso and Wood Canyons Wilderness Park, Aliso Viejo, Orange County, CA. 4/5/10. © Peter J. Bryant.

Gall from which this wasp hatched. 5mm diam, on Scrub Oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon Trail, Aliso and Wood Canyons Wilderness Park, Aliso Viejo, Orange County, CA. 4/5/10. © Peter J. Bryant.

Gall from which this wasp hatched. 5mm diam, on Scrub Oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon Trail, Aliso and Wood Canyons Wilderness Park, Aliso Viejo, Orange County, CA. 4/5/10. © Peter J. Bryant.

Gall (opened) from which this wasp hatched. 5mm diam, on Scrub Oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon Trail, Aliso and Wood Canyons Wilderness Park, Aliso Viejo, Orange County, CA. 4/5/10. © Peter J. Bryant.
 

Size: ~1.7mm bl. Wasp hatched from spiny gall on scrub oak, Quercus acutidens (= Quercus berberidifolia). Laguna Laurel trail, Laguna Coast Wilderness Park, Laguna Beach, Orange County, CA. 3/7/10. © Peter J. Bryant.

Gall from which this wasp was hatched. On scrub oak, Quercus acutidens (= Quercus berberidifolia). Laguna Laurel trail, Laguna Coast Wilderness Park, Laguna Beach, Orange County, CA. 3/7/10. © Peter J. Bryant.
 

Size: ~1.7mm bl. Wasp hatched from spiny gall on scrub oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon, Aliso and Wood Canyon Wilderness Park, Laguna Beach, Orange County, CA. 6/15/11. © Peter J. Bryant.

Gall from which this wasp was hatched. On scrub oak, Quercus acutidens (= Quercus berberidifolia). Wood Canyon, Aliso and Wood Canyon Wilderness Park, Laguna Beach, Orange County, CA. 6/15/11. © Peter J. Bryant.