Orasema

There are 111 species in this genus which are Parasitoids of ants.

REFERENCES
 * Ashmead, W.H. Notes on the eucharids found in the United States. JOURBOOK: Proceedings of the Entomological Society of Washington VOLUME: 2 PAGES: 354-358. (1892).


 * Baker AJ, Heraty JM. The New World ant parasitoid genus Orasema (Hymenoptera: Eucharitidae). Zootaxa. 2020 Nov 30;4888(1):zootaxa.4888.1.1. doi: 10.11646/zootaxa.4888.1.1. PMID: 33311254.


 * Baker, A.J., Heraty, J.M., Mottern, J., Zhang, J., Hines, H.M., Lemmon, A.R. & Lemmon, E.M. (2020) Inverse dispersal patterns in a group of ant parasitoids (Hymenoptera: Eucharitidae: Oraseminae) and their ant hosts. Systematic Entomology, 45, 1–19.


 * Burks, Roger A., John M. Heraty, Chrysalyn Dominguez & Jason L. Mottern. 2018. Complex diversity in a mainly tropical group of ant parasitoids: Revision of the Orasema stramineipes species group (Hymenoptera: Chalcidoidea: Eucharitidae). Zootaxa 4401(1): 1–107.


 * Burks, R. A., Jason L. Mottern & John M. Heraty. 2015. Revision of the Orasema festiva species group (Hymenoptera: Chalcidoidea: Eucharitidae). Zootaxa 3972(4): 521–534.


 * De Santis, L. Catálogo de los Himenópteros Argentinos de la Serie Parasitica, incluyendo Bethyloidea. PAGES: 337pp. (1967).


 * Gahan, A.B. A contribution to the knowledge of the Eucharidae (Hymenoptera: Chalcidoidea). JOURBOOK: Proceedings of the United States National Museum VOLUME: 88 PAGES: 425-458. (1940).


 * Heraty, J.M. Revision of the genera |Gollumiella| Hedqvist and |Anorasema| Boucek (Hymenoptera: Eucharitidae). JOURBOOK: Invertebrate Taxonomy VOLUME: 6(3) PAGES: 583-604. (1992).


 * 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, J. Three new species of ¦Gollumiella¦ Hedqvist (Hymenoptera: Eucharitidae). JOURBOOK: Zootaxa VOLUME: 497 PAGES: 1-10. (2004).


 * 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


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


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


 * Westwood, J.O. Thesaurus entomologicus Oxoniensis; or, illustrations of new, rare, and interesting insects, PAGES: xxiv+205pp, 40 plates. (1874).


 * Wheeler, W.M. The polymorphism of ants, with an account of some singular abnormalities due to parasitism. JOURBOOK: Bulletin of the American Museum of Natural History, New York VOLUME: 23 PAGES: 1-93. (1907).