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of the Afrotropical Region

(Life: Kingdom: Metazoa (animals); Phylum: Arthropoda; Class: Hexapoda; Order: Hymenoptera;  Superfamily: Ichneumonoidea; Family: Ichneumonidae)

Diplazontinae Viereck, 1918. Type genus: Diplazon Nees, 1818.

Diplazon Nees, 1818


Enizemum Förster, 1869


Syrphoctonus Förster, 1869


Xestopelta Dasch, 1964


Worldwide, but with highest richness in the Holarctic region.

Biology Koinobiont egg or larvo-pupal endoparasitoids of Syrphidae (Diptera).
Diversity 340 species in 21 genera.
Diagnosis Clypeus small and separated from face by a groove. Upper mandibular tooth wide and notched, so that it appears tridentate. Metasomal tergite I short, wide at base and only slightly to moderately wider at apex, the spiracles in front of middle of tergite. Metasoma usually dorso-ventrally depressed. Ovipositor short, not or barely extending beyond metasomal apex, with dorsal notch at middle.


Gauld, I.D., Wahl, D.B., Bradshaw, K., Hanson, P. & Ward, S. 1997. The Ichneumonidae of Costa Rica, 2. Introduction and keys to species of the smaller subfamilies, Anomaloninae, Ctenopelmatinae, Diplazontinae, Lycorininae, Brachyscleromatinae, Tryphoninae (excluding Netelia) and Xoridinae, with an appendix on the Rhyssinae. American Entomological Institute, Ann Arbor, USA, 485 pp.

Rousse, P. & Villemant, C. 2012. Ichneumons in Reunion Island: a catalogue of the local Ichneumonidae (Hymenoptera) species, including 15 new taxa and a key to species. Zootaxa 3278: 1–57.

Seyrig, A. 1952. Les Ichneumonides de Madagascar. IV Ichneumonidae Cryptinae. Mémoires de l'Académie Malgache. Fascicule XIX. 213 pp.

Viereck, H.L. 1918. A list of families and subfamilies of the Ichneumon-flies in the superfamily Ichneumonoidea. Proceedings of the Biological Society of Washington 31: 69-74.

Yu D.S., van Achterberg, K., Horstmann, K. 2011. World Ichneumonoidea 2011. Taxonomy, biology, morphology and distribution. Available from Vancouver, Canada: Taxapad. www.taxapad.com


Photographs by Agničle Touret-Alby © MNHN (specimens database http://coldb.mnhn.fr).

Acaenitinae; Anomaloninae; Banchinae; Brachycyrtinae; Sisyrostolinae; Campopleginae; Cremastinae; Cryptinae; Ctenopelmatinae; Diplazontinae; Eucerotinae; Ichneumoninae; Lycorininae; Mesochorinae; Metopiinae; Ophioninae; Orthocentrinae; Pimplinae; Rhyssinae; Tersilochinae; Tryphoninae; Xoridinae

Web author Simon van Noort (Iziko South African Museum)


Citation: van Noort, S. 2023. WaspWeb: Hymenoptera of the Afrotropical region. URL: www.waspweb.org (accessed on <day/month/year>).

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