Hydrorhoa

There are seven species in this genus which are Parasitoids of ants.

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List of Hydrorhoa and their Host Ants

Genus and species	Author and Year	Ant Host	Distribution	Notes
Hydrorhoa caffra	(Westwood, 1874)	ants	Kenya, South Africa, Zimbabwe.
Hydrorhoa fianarantsoae	(Risbec, 1952)	ants	Madagascar
Hydrorhoa multistriata	(Risbec, 1952)	ants	Madagascar
Hydrorhoa stevensoni	(Risbec, 1958)	ants	Botswana, Kenya, Namibia, South Africa, Zimbabwe
Hydrorhoa striata	(Risbec, 1951)	ants	Senegal, Namibia, South Africa (Northern Cape)
Hydrorhoa striaticeps	Kieffer, 1905	Camponotus maculatus	Madagascar
Hydrorhoa striolata	(Risbec, 1953	ants	Ivory Coast, Liberia, Cameroon, Uganda

REFERENCES

• Heraty, J.M. A revision of the genera of Eucharitidae (Hymenoptera: Chalcidoidea) of the World. JOURBOOK: Memoirs of the American Entomological Institute VOLUME: 68 PAGES: 367pp. (2002).

• Heraty JM, Mbanyana N, Noort SV (2020) A new species of Eucharissa Westwood (Eucharitidae) from South Africa, with an evaluation of the importance of pupae for assessing relationships in these ant parasitoids. Journal of Hymenoptera Research 79: 43–55. https://doi.org/10.3897/jhr.79.56042

• Kieffer, J.J. Neue Eucharinae und Chalcidinae. JOURBOOK: Berliner Entomologische Zeitschrift VOLUME: 49 PAGES: 240-265. (1905).

• Risbec, J. 1951a. I. Les chalcidoïdes d'A.O.F., Famille Eucharitidae. (In French.) Mémoires de l'Institut Français d'Afrique Noire 13: 377-380.

• Risbec, J. (1952) Contribution á l'étude des chalcidoides de Madagascar., JOURBOOK: Mémoires de l'Institut Scientifique de Madagascar (E) VOLUME: 2 PAGES: 1-449

• Risbec, J. 1953. Chalcidoïdes et Proctotrupoïdes de l'Afrique occidentale française (suppl. 2). (In French.) Bulletin de l'Institut français d'Afrique noire 15: 549-609.

• Risbec, J. 1958. Chalcidoïdes nouveaux d'Afrique du Sud. Occasional Papers of the National Museum of Southern Rhodesia No 22(B):147-162.

• Westwood, J.O. 1868. Descriptions of new genera and species of Chalcididae. Proceedings of the Entomological Society of London 1868:xxxvii

• Westwood, J.O. 1874. Thesaurus Entomologicus Oxoniensis; or illustrations of new, rare, and interesting insects, for the most part contained in the collections presented. Oxford. 205 pp., 40 pls.