Brothers, D. J.; Finnamore, A. T. 1993. Superfamily Vespoidea. Pp. 161-278 in: Goulet, H.; Huber, J. T. (eds.) 1993. Hymenoptera of the world: an identification guide to families. Research Branch, Agriculture Canada Publication 1894/E. Ottawa: Canada Communications Group, vii + 668 pp. [1993]
123042