Callirhytis perobscura, new species
Host: Quercus velutina Lam.
Gall: Unknown.
Habitat: The types were taken ovipositing in buds at East Falls Church, Va., on Apr. 18 and 20, 1927, Apr. 22, 1930, Apr. 23, 1932, Apr. 23, 1947, and at Takoma Park, Md., on Apr. 13, 1925.
”- LH Weld: (1957) New American Cynipid Wasps From Oak Galls©
Reference: https://www.biodiversitylibrary.org/item/114064#page/154/mode/1up