Undescribed species
Melon-shaped, with longitudinal grooves like some types of cantaloupe, 3-4 mm, rose-pink, with a small tuft of hairs at the apex. On Q velutina. Found but once-on May 1. Not reared.
”- LH Weld: (1928) Cynipid Galls of the Chicago Area©
Reference: https://www.biodiversitylibrary.org/page/57505981#page/189/mode/1up