Figures 17–22. 17–20 antenna in lateral view: 17 Horismenus myrmecophagus female 18 H. microdonophagus female 19 H. microdonophagus male (apical 2 flagellomeres missing) 20 Microdonophagus tertius female. 21–22 right fore wing female: 21 H. myrmecophagus 22 H. microdonophagus.
Figures 27–31. 27–29 mesosoma in lateral view females: 27 Horismenus microdonophagus 28 Microdonophagus tertius 29 M. levis Hansson 30 M. woodleyi Schauff, part of thoracic dorsum with scutellum. 31 M. levis, propodeum. Abbreviations alf = anterolateral fovea; lme = lower mesepimeron.