Megischus Brulle , 1846

Ge, Si-Xun, Ren, Li-Li & Tan, Jiang-Li, 2023, A new species and a new record species of Megischus Brulle (Hymenoptera, Stephanidae) from Vietnam, Journal of Hymenoptera Research 96, pp. 723-734 : 723

Genus Megischus Brulle, 1846

Megischus Brullé, 1846: 537. Type species (designated by Viereck 1914): M. annulator Brullé, 1846 [= M. furcatus (Lepeletier & Serville, 1825)].

Megischus Brullé, 1846: van Achterberg 2002: 53-168; Aguiar and Johnson 2003: 469-482.

Bothriocerus Sichel, 1860: 759. Type species: Bothriocerus europaeus Sichel, 1860 (by monotypy) (= Stephanus anomalipes Foerster, 1855, according to Madl 1991).

Diagnosis.

Medium to large size. First subdiscal cell comparatively narrow basally, approximately as wide as the first discal cell or narrower; vein M+CU1 with four short, erect, equidistant spiny setae; veins 1-M and 2-SR straight or nearly so. Dorsal tooth of hind coxa absent; hind femur with two distinct teeth; hind tibia narrowed basally and inner side usually with wide sub-medial depression, without oblique striae or rugae on outer side; hind tarsus of females with three tarsomeres. Ovipositor sheath with distinct ivory subapical band.

Distribution.

Cosmopolitan.