Figure 2. Choeras Mason. A: lateral habitus of a female from Yanayacu, showing long ovipositor and sheaths. B-D: diagnostic features of the genus. B: anterior metasomal tergites, showing straight lateral margins of tergite I and strongly transverse tergite II. C: propodeum, showing medial carina. D: wing venation, showing distally closed small areolet in forewing (after Whitfield 1997a)