Poulton ., 1928: Bird opening the oak-galls of Cynips kollari, Hart, in order to eat the insect contents. 4 pp.
50
2
GAL 24
Price P. W., Waring G. L., Fernandes G. W., 1986: Hypotheses on the adaptive nature of galls. 3 pp. Proc. Entomol. Soc. Wash. 88(2): 361-363.
50
2
HYM 6916
Prinsloo G. L., Lasalle J., 1995: A new species of tanaostigmatid (Hymenoptera: Chalcidoidea from South Africa, that forms galls on tamboti. 5 pp. African Entomology 3(1): 7-11.