Trissolcus scutellaris 158 male, paralectotype of T. vassilliewi (USNMENT01029319), head, anterior view 159 female (USNMENT00896094), head, anterior view 160 female (USNMENT00896103), head, anterolateral view 161 female paralectotype of T. simoni (USNMENT01059022a), head, anterior view 162 female lectotype of T. simoni (USNMENT01059022b), head, anterodorsal view 163 female (USNMENT01059024), head, anterodorsal view. Scale bars in millimeters

  Part of: Talamas EJ, Buffington ML, Hoelmer K (2017) Revision of Palearctic Trissolcus Ashmead (Hymenoptera, Scelionidae). In: Talamas EJ, Buffington ML (Eds) Advances in the Systematics of Platygastroidea. Journal of Hymenoptera Research 56: 3-185.