17 Synergus sp., metasoma, dorsolateral view (USNMENT01231858) 18 Ceroptres sp., metasoma, dorsolateral view (USNMENT00917016) 19 Aulacidea cf. hieracii, metasoma, lateral view (PSUC_FEM 000253105) 20 Antistrophus pisum, metasoma, lateral view (PSUC_FEM 000247264). Arrows indicate length of longest metasomal tergite.

 
 
  Part of: Nastasi LF, Buffington ML, Davis CK, Deans AR (2024) Key to the North American tribes and genera of herb, rose, bramble, and inquiline gall wasps (Hymenoptera, Cynipoidea, Cynipidae sensu lato). ZooKeys 1196: 177-207. https://doi.org/10.3897/zookeys.1196.118460