Head in frontal view (a, aa), part of meso- and metasoma (b, d, bb, dd), part of mesosoma in dorsal view (c, cc) and distal part of forewing (ee). a–d Stenodyneriellus guttulatus (de Saussure) aa–ee Epsilon dyscherum (de Saussure).

 
 
  Part of: Tan J-L, Carpenter JM, van Achterberg C (2018) An illustrated key to the genera of Eumeninae from China, with a checklist of species (Hymenoptera, Vespidae). ZooKeys 740: 109-149. https://doi.org/10.3897/zookeys.740.22654