Megastylus Schiødte, 1838

Watanabe, Kyohei, 2023, Taxonomic and Zoogeographic Notes on Japanese Orthocentrinae (Hymenoptera, Ichneumonidae), with Descriptions of Four New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 52, pp. 7-44 : 29

Subgenus Megastylus Schiødte, 1838

Megastylus Schiødte, 1838: 139 . Type species: Megastylus cruentator Schiødte, 1838 . Designated by Förster (1871).

Idioxenus Förster, 1869: 171 . Type species: Megastylus mediator Schiødte, 1838 (= M. cruentator Schiødte ). Designated by Förster (1871).

Megalostylus Schulz, 1906: 94 . Emendation.

Letosha Cameron, 1909: 724 . Type species: Letosha longicoxis Cameron, 1909 . Monotypic.

Myriarthridea Viereck, 1914: 97 . Type species: Myriarthrus cingulator Förster, 1871 . Original designation.

Miomeroides Kiss, 1924: 113 . Type species: Miomeroides transsylvanicus Kiss, 1924 . Monotypic.

Two species, M. (M.) cruentator and M. (M.) orbitator , have been recorded in Japan ( Dasch, 1992; Kasparyan et al., 2012). In this study, I record some distribution data of these species. In addition, M. (M.) kuslitzkii Humala, 2007 is also newly recorded from Japan.