Buys, S. C. 2015: Cocoon morphology of the cockroach-hunting apoid wasp Ampulex compressa (Fabricius) (Hymenoptera, Ampulicidae). - Beiträge Zur Entomologie = Contributions to Entomology 65(2): 239–242 - doi: 10.21248/contrib.entomol.65.2.239-242