Megischus Brulle , 1846

Hong, Chun-dan, van Achterberg, Cornelis & Xu, Zai-fu, 2011, A revision of the Chinese Stephanidae (Hymenoptera, Stephanoidea), ZooKeys 110, pp. 1-108 : 28

Genus Megischus Brulle, 1846 Figs 221251

Megischus Brullé 1846: 537. Type species (designated by Viereck 1914): Megischus annulator Brullé 1846 [= Megischus furcatus (Lepeletier & Serville, 1835)].

Diagnosis.

Temple without pale yellowish streak along eye, at most with a ventral patch (Figs 226, 245); pronotum robust and without transverse protuberance; vein 1-SR of fore wing differentiated with first discal cell present because of presence of vein 1-SR+M; vein 1-M of fore wing straight or nearly so; first subdiscal cell of fore wing comparatively narrow basally (Figs 228, 239, 240); hind wing without trace of vein cu-a; hind femur largely smooth and with some punctures, ventrally with 2 large teeth (Figs 230, 238, 247, 251); inner side of hind tibia usually with wide submedial depression (Fig. 248); outer side of hind tibia without oblique striae or rugulosity and ventrally evenly rounded (Fig. 249); hind tarsus of female with three tarsomeres (Fig. 238); ovipositor sheath with ivory subapical band (Fig. 250).

Distribution.

Cosmopolitan.

Notes.

Before this study, 83 species in the genus Megischus were known worldwide, of which 3 species were known from China. In this paper, these three species of the genus are listed from China. A key to species of the genus Megischus from China is as follows:

Key to species of the genus Megischus from China

(after Hong et al. 2010)