''Megischus'' is a genus of

crown wasp The Stephanidae, sometimes called crown wasps, are a family of parasitoid wasps. They are the only living members of the superfamily Stephanoidea. Stephanidae has at least 345 living species in 11 genera. The family is considered cosmopolitan in ...

. It was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every po ...

Gaspard Auguste Brullé Gaspard Auguste Brullé (7 April, 1809 – 21 January, 1873) was a French entomologist. Passionate about insects from a young age and through the intervention of Georges Cuvier, he participated in the Morea expedition organised by Jean Baptiste ...

in 1846. The genus has a cosmopolitan distribution, and over eighty species are recognized. It is the

type genus In biological taxonomy, the type genus is the genus which defines a biological family and the root of the family name. Zoological nomenclature According to the International Code of Zoological Nomenclature, "The name-bearing type of a nomina ...

of the

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide usage of the term in English is in the discipline of anthropology. This definition is contested, in part due to confl ...

Megischini, which was circumscribed by Michael S. Engel and David A. Grimaldi in 2004. This tribe is in the subfamily Stephaninae in the family

Stephanidae The Stephanidae, sometimes called crown wasps, are a family of parasitoid wasps. They are the only living members of the superfamily Stephanoidea. Stephanidae has at least 345 living species in 11 genera. The family is considered cosmopolitan in ...

; the other genera in this tribe are '' Hemistephanus'' and '' Pseudomegischus''. Species include: *''

Megischus alveolifer ''Megischus'' is a genus of crown wasp. It was circumscribed by Gaspard Auguste Brullé in 1846. The genus has a cosmopolitan distribution, and over eighty species are recognized. It is the type genus of the tribe Megischini, which was circumscr ...

'' *''

Megischus anaxeus ''Megischus'' is a genus of crown wasp. It was circumscribed by Gaspard Auguste Brullé in 1846. The genus has a cosmopolitan distribution, and over eighty species are recognized. It is the type genus of the tribe Megischini, which was circumscr ...

'' *''

Megischus annulator ''Megischus'' is a genus of crown wasp. It was circumscribed by Gaspard Auguste Brullé in 1846. The genus has a cosmopolitan distribution, and over eighty species are recognized. It is the type genus of the tribe Megischini, which was circumscr ...

References

{{Taxonbar, from=Q18595266 Stephanoidea Hymenoptera genera