Paracraspis guadaloupensis (Hymenoptera: Cynipidae)   (Synonym: Acraspis guadaloupensis)
Intermediate Oak Disc Gall Wasp
near Mill Creek and Kern Canyon Rd, Sequoia National Forest, Kern County, California
April 22, 2010

Old oak gall with exit hole. Host is Quercus chrysolepis (canyon live oak).