Neostroblia Heinrich, 1953

Sheng, Mao-Ling, Watanabe, Kyohei & Huang, Rui-Fen, 2022, First Oriental record of genus Neostroblia Heinrich (Hymenoptera, Ichneumonidae, Ctenopelmatinae) with description of one new species, Zootaxa 5115 (2), pp. 274-280 : 275

Key to world species of Neostroblia Heinrich

1. Lateromedian carinae of propodeum ( Fig. 8 ) indistinct; transverse carinae absent. Mesosoma and metasoma entirely black. Legs entirely black except tibiae with wide basal white bands.................... N. melana Sheng & Watanabe sp. nov.

-. Lateromedian carinae of propodeum at least present partly; transverse carinae at least partly present. Mesosoma and metasoma partly red or reddish brown. Legs with different coloration..................................................... 2

2. Body entirely rufous. Wings dusky hyaline. Fore wing with vein 1cu-a far distal to M&RS.... … N. incessans ( Davis, 1897)

-. Mesosoma mainly black, anterior and posterior portions of metasoma black. Wings distinctly hyaline. Fore wing with vein 1cu-a almost opposite or slightly distal to M&RS. …............................................................ 3

3. Area superomedia separated from area petiolaris by carina. Posterior margin of tergite 1 widened. Tergites (5) 6–7 black. Posterior margins of tergites 6–7 white............................................... N. ruficollis (Holmgren, 1857)

-. Area superomedia and area petiolaris confluent. Posterior margin of tergite 1 narrowed. Tergites 4 and subsequent tergites reddish brown with darkish spots laterally. Posterior margins of tergites 6–7 not white........ N. pseudoliturata ( Strobl, 1903)

Figures

FIGURES 4–8. Neostroblia melana Sheng & Watanabe, sp. nov. Holotype. Female 4 Mesosoma, lateral view 5 Mesoscutum and Scutellum, dorsal view 6 Hind tarsomeres, lateral view 7 Wings 8 Propodeum, dorsal view.