Microdynerus Thomson, 1874

Bai, Yue, Chen, Bin & Li, Ting-Jing, 2024, A newly recorded genus Microdynerus Thomson, 1874 and a review of its related genus Leptochilus de Saussure, 1853 (Hymenoptera, Vespidae, Eumeninae) from China, Journal of Hymenoptera Research 97, pp. 57-83 : 57

Genus Microdynerus Thomson, 1874

Microdynerus Thomson, 1874: 58.

Type species.

Odynerus exilis Herrich-Schäeffer, 1839, by subsequent designation of Jones 1937.

Diagnosis.

Female without cephalic foveae (Fig. 88 ); pronotum with anterior face usually densely punctate; mesosoma long, mesoscutum longer than wide; inner side of the trailing edge of tegula straight and not extended (except Microdynerus robustus ); posterior face of propodeum without wide deep vertical cavity, with submarginal carina and vavula not projecting; T1 wider than long; T1-T2 with apical bands, T2 apically not carina-formed or without foveae, S2 without longitudinal furrow (Fig. 94 ).

Distribution.

Palearctic and Nearctic Region.

Figures

Figures 86 - 94. Microdynerus parvulus (Herrich-Schaeeffer, 1838) ♀ 86 habitus in dorsal view 87 head in frontal view 88 vertex 89 propodeum in posterior view 90 mesosoma in dorsal view 91 mesosoma in lateral view 92 metasoma in dorsal view 93 metasoma in lateral view 94 metasoma in ventral view.