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.