Synonym: Karatavitoidea Rasnitsyn 1963
Full reference: E. Newman. 1834. Attempted division of British insect into natural orders. The Entomological Magazine 2:379-431
Parent taxon: Unicalcarida according to M. J. Sharkey et al. 2012
See also Heraty et al. 2011 and Rasnitsyn and Zhang 2010
Sister taxa: Apocrita, Cephoidea, Cratoenigma, Orussomorpha, Siricoidea, Vespina, Xiphydrioidea
Subtaxa: Burmorussidae Cretovelona Karatavitidae Mesorussinae Orussidae Paroryssidae
Type: Orussus
Ecology:
Distribution:
• Miocene of the Dominican Republic (1 collection)
• Eocene of the Russian Federation (2)
• Cretaceous of China (1), Myanmar (3), the Russian Federation (1), United States (1: New Jersey)
• Jurassic of China (2), Germany (1), Kazakhstan (5)
Total: 17 collections including 35 occurrences