Melika, G. and Nicholls, J.A. 2021.

A new genus of Nearctic oak gall wasp, Grahamstoneia Melika & Nicholls, gen. nov. (Hymenoptera: Cynipidae, Cynipini)

. Zootaxa. 4999, 5 (Jul. 2021), 456–468. DOI:https://doi.org/10.11646/zootaxa.4999.5.4.