Preembobracon gen. nov.

Pedicellus large. Malar suture absent. Eyes densely long-setose. Antennal sockets closer to each other than to the eyes. Hypoclypeal depression distinctly rounded dorsally. Clypeus very high and arched. Maxillary palp with 3 segments; labial palp with 2 segments. Malar space long. Occipital carina complete, joining hypostomal carina far from base of mandible. Propleuron with a distinct postero-dorsal fange. Prepectal carina complete. Precoxal sulcus absent. Fore wing: vein r-rs issuing from middle of large pterostigma; vein 2RS absent but where it would intercept r-rs and 3 RSa clearly indicated by an angulation between the latter two; vein 3 RSa not reaching wing margin as a tubular vein; vein (RS+M)a strongly sinuate; vein M+CU straight; vein 2RS absent. Hind wing: veins SC+R and cu-a absent and 1-1A not tubular but indicated by dark line just behind plical fold. First metasomal tergite with dorso-lateral carinae. Dorsal carinae uniting to form a semi-circular carina. Tergites 2 onwards almost entirely smooth and shiny. Second suture obsolescent, weakly indicated laterally. Spiracles in nota of tergites, but that of 2nd segment more or less touching the edge.

Type species: Preembobracon zaldivarriveroni sp. nov.