Say, T. 1837. Descriptions of new species of North American Hymenoptera, and observations on some already described. Boston Journal of Natural History 1 (3): 209-305.
catalog of information about evanioid wasps
Say, T. 1837. Descriptions of new species of North American Hymenoptera, and observations on some already described. Boston Journal of Natural History 1 (3): 209-305.