Morphological terms and measurement characters for head and mandible A head in frontal view (fh = face height, fw = face width, ch = clypeus height, cw = clypeus width) B head in lateral view (be = breadth of eye, bg = breadth of gena; GOI = be / bg) C mandible in outer view.

 
 
  Part of: Shimizu S, Broad GR, Maeto K (2020) Integrative taxonomy and analysis of species richness patterns of nocturnal Darwin wasps of the genus Enicospilus Stephens (Hymenoptera, Ichneumonidae, Ophioninae) in Japan. ZooKeys 990: 1-144. https://doi.org/10.3897/zookeys.990.55542