Key to the subgenera of Tiphia

1. T1 anteriorly with transverse carina (Figs 7, 10 in Tsuneki 1986a)....................... Punctotiphia Tsuneki, 1986a

- T1 without transverse carina............................................................................ 2

2. Lateral propodeal face puncto-reticulate................................................. Sierocolpa Nagy, 1967

- Lateral propodeal face with oblique wrinkles............................................................... 3

3. T1 with subposterior margin extending and more or less covering subapical puncture groove in lateral view (Figs 9, 18, 27)................................................................................... Jaynesia Allen, 1969

- T1 without subposterior margin, or not extending and covering subapical puncture groove in lateral view................................................................................................. Tiphia Fabricius, 1775