Anterior margin of syntergite moderately to distinctly flexed and notched medially (fig. 2); female clava subpentamerous (fig. 38); male A3 with longitudinal keel; Nearctic- D. conica [Fabricius], cosmopolitan) [mf]

1210_mximage
1.38
861_mximage
2. Petiole-gaster junc...