22a (21). Pronotal collar without transverse ridge on anterior margin (Fig. A); propodeum without median folds (= plicae) (Fig. B); mesosternum with a pair of anterior tubercles (Fig. C); mesosternum with median longitudinal groove bearing shallow cavity or small pit-like structure (Fig. C); female antennae with 3 anelli (Fig. D); eyes smooth, without hairs (= glabrous); male digitus (= pad-like lobe of male genitalia) with two apical processes (Fig. E); avg. length of female 1.96 mm, male 1.81 mm; primarily solitary ectophagous pupal parasitoids inside host puparium; [distribution cosmopolitan]....................... ...........(Chalcidoidea) - Pteromalidae - Pachycrepoideus vindemiae (Rondani)

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22b. Pronotal collar with sharp transverse ridge on anterior margin (Fig. A); propodeum with median folds (Fig. B); mesosternum without anterior tubercles (Fig. C); mesosternum with median longitudinal groove lacking shallow cavity or small pit-like structure (Fig. C); female antennae with 1-2 anelli (Fig. D); male digitus with 3-4 apical processes (Fig. E)..........................................................................................................23

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