Rhopalosomatidae

	Olixon Cameron, 1887
	Paniscomima Enderlein, 1904

Distribution	Worldwide, but absent from the Palaeartic region (predominantly tropical in distribution).
Biology	Ectoparasitoids of nymphal crickets (Gryllidae) forming extruding sac-like structures similar to Dryinidae. Pupate in a protected area.
References	Arnold, G. 1935. The Psammocharidae of the Ethiopian region. Part IV. Annals of the Transvaal Museum 15: 413-483, 34 figs. Brothers, D.J. & Finnamore A.T. 1993. Superfamily Vespoidea (pp. 161-278). In GOULET, H. & HUBER, J. (eds). Hymenoptera of the World: an identification guide to families. Research Branch, Agriculture Canada, Ottawa, Canada, 668 pp. Cameron, P. 1887. Insecta. Hymenoptera (Families Tenthredinidae –Chrysididae). Vol. 1. Biologia Centrali-Americana 33: 1–487. Lohrmann, V. & Ohl, M. 2007. The wasp genus Olixon Cameron in Madagascar: first record and description of two new species (Hymenoptera: Rhopalosomatidae). Zootaxa 1465: 39-46. Townes, H. 1977. A revision of the Rhopalosomatidae (Hymenoptera). Contributions of the Entomological Institute 15: 1-34.
Credits	Photographs © Simon van Noort (Iziko Museums of Cape Town) and Victor Kolyada (Zoological Institute, Russian Academy of Sciences, St. Petersburg).