propodeum deeply excavate posteromedially almost to posterior margin of dorsellum, i.e., median part and keel absent, sides horseshoe-like (fig. 16); small-sized individuals, about 1 mm, light to dark brown, legs short and stout; Nearctic, Mexico,? Antilles; [mf] (part)

1188_mximage
1.16
1005_mximage
2.Head, anterior.