11 Nixonia (SAM-HYM-P093322), mesopectus, ventral view 12 Proteroscelio (CNU-HYM-MA-2017545), internal mesosoma, lateral view 13 Gryon aetherium (DPI_FSCA 00008713), mesopectus, ventral view.

 
 
  Part of: Mikó I, Raymond M, Talamas EJ (2021) New family-level characters for Platygastroidea. In: Lahey Z, Talamas E (Eds) Advances in the Systematics of Platygastroidea III. Journal of Hymenoptera Research 87: 235-249. https://doi.org/10.3897/jhr.87.72906