Handbooks for the identification of British insects. Vol. VIII, part 1 (a). Hymenoptera: Cynipoidea. Key to families and subfamilies and Cynipinae (including galls)
Handbooks for the identification of British insects. Vol. VIII, part 1 (a). Hymenoptera: Cynipoidea. Key to families and subfamilies and Cynipinae (including galls)