Aulacus machaerophorus sp. n. 3 head, dorsal view 4 frons, frontal view 5 face, frontal view 6 head, lateral view 7 antenna, dorsal view. Scale bars: 0.5 mm (3–6), 1.0 mm (7).

 
 
  Part of: Kuroda K, Kikuchi N, Konishi K (2016) A new species of Aulacus (Hymenoptera, Aulacidae) from Hokkaido, Japan. Journal of Hymenoptera Research 53: 171-180. https://doi.org/10.3897/jhr.53.11027