Couplet 22.
Scutellum with dorsal plate (Figs. 2, 3) AND wing without stigma and with at least partial marginal cell (Fig. 1). … family Figitidae, subfamily Eucoilinae
Scutellum normal, lacking dorsal plate; wing with more reduced venation (Figs. 1-3), occasionally with small, stigma-like spot (Figs. 1-2). … Coptera, Trichopria and Spilomicrus of the Family Diapriidae
future couplets