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- Megischus Brullé 1846: 537. Type species (designated by Viereck 1914): Megischus annulator Brullé 1846 [= Megischus furcatus (Lepeletier & Serville, 1835)].
- Megischus aplicatus Honget al. 2010: 61.
- Megischus ruficeps Saussure: Chao 1964: 378–379, 387–388, Figs II (1–2), IV (13); Belokobylskij 1995: 22.
- Megischus chaoi van Achterberg: van Achterberg and Yang 2004: 109, 111–112; Hong et al. 2010: 61.
- Megischus ptosimae Chao 1964: 378–379, 387–388, Figs I (1), II (3–4), IV (14), V (6, 10); van Achterberg and Yang 2004: 112–115; Hong et al. 2010: 61.
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).
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)
- Hong, C; van Achterberg, C; Xu, Z; 2011: A revision of the Chinese Stephanidae (Hymenoptera, Stephanoidea) ZooKeys, 110: 1-108. doi
- Brullé A (1846) Histoire naturelle des Insectes. Hyménoptères. Vol. IV, Paris, p. I-VIII + 1–680.
- Viereck H (1914) Type species of the genera of ichneumon flies. Bulletin of the United States National Museum 83: I–V + 1–186.
- Chao H (1964) Description of new species of Stephanidae (Hymenoptera, Ichneumonoidea) from South China. Acta entomologica Sinica 13 (3):376-395.
- Achterberg C, Yang Z (2004) New species of the genera Megischus Brulléand Stephanus Jurinefrom China (Hymenoptera: Stephanoidea: Stephanidae), with a key to world species of the genus Stephanus. Zoologische Medelingen Leiden 78 (3):101-117.
- Hong C, Achterberg C, Xu Z (2010) A new species of Megischus Brullé (Hymenoptera, Stephanidae) from China, with a key to the Chinese species. ZooKeys 69: 59–64. doi: 10.3897/zookeys.69.738