Megaodynerus, Gusenleitner, 2012:, 1048

Bai, Yue, Chen, Bin & Li, Ting-Jing, 2021, Two newly recorded genera Malayepipona Giordani Soika and Megaodynerus Gusenleitner, with eight new species from China (Hymenoptera, Vespidae, Eumeninae), Zootaxa 5060 (3), pp. 371-391 : 389

Key to all known species of the genus Megaodynerus

1. Clypeus slightly wider than long (about 1.1 times) with basal half yellow ( Fig. 78 ); T1, excluding yellow area, coarsely punctate and strongly reticulate ( Fig. 83 ); T2 with two large lateral spots connecting apical band ( Fig. 83 )......................................................................................... M. bimaculus Bai, Chen & Li , sp. nov.

- Clypeus much wider than long (1.4 times), wholly black (fig. 8 in Gusenleitner, 2012); basal half of T1 coarsely punctate and somewhat reticulate (fig. 9 in Gusenleitner, 2012); T2 without lateral spots................ M. maximus Gusenleitner, 2012

Figures

FIGURES 77–84. Megaodynerus bimaculus sp. nov., holotype, ♀. 77. Habitus, dorsal view; 78. Head, frontal view; 79. Head, dorsal view; 80. Mesosoma, lateral view; 81. Mesosoma, dorsal view; 82. Propodeum, posterior view; 83. Metasoma, dorsal view; 84. Metasoma, ventral view.