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Photographs ©
Johan Heyns. Adult female Diplazon laetatorius
with the host syrphid pupa it emerged from in Heidelberg, Gauteng on
27/1/2020. See
facebook
post.
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Distribution
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Worldwide. Afrotropical region:
Burundi, Ethiopia, Madagascar, Reunion, Rwanda, Senegal, South Africa, Sudan, Uganda,
Zaire, Zimbabwe. |
Biology
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Parasitoid of a wide range of Diptera, especially aphidophagous
syrphid flies (more than 50 host species reported in Syrphidae) (Rousse &
Villemant, 2012). Males of D. laetatorius are extremely rare; females are
thelytokous (Gauld et al. 1997).
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References
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Fabricius,
J.C. 1781. Species insectorum. Tom. I. Hamburgii et Kilonii. 552 pp.
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,
Phrudinae, 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. |
Credits
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Photographs by Agničle Touret-Alby ©
MNHN (specimens database
http://coldb.mnhn.fr)
Photographs of
living specimen ©
Johan Heyns (Gauteng). |
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Next genus:
Enizemum
Next species:
Diplazon marakwetensis
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