According to BugGuide, "Larvae develop in spherical "roly-poly" galls (hollow with a small, free-lying cell inside containing the larva) on buds, leaves, and catkins of oaks in the red oak group."
There are 30 records in the project database.
GA | AL | WA | FR | CL | MO | HO | BA | BC | HA | CE | PG | AA | CV | CH | SM | KE | QA | CN | TA | DO | WI | SO | WO |