Key for species of World Pararhabdepyris
1. Notaulus absent; scutellar transverse groove medially narrow and laterally ending in sub-circular deep foveae; submedian cell absent (Figs 7, 14, 20, 21).............................................................................. 2
- Notaulus present; scutellar transverse groove evenly wide along its length and bend posteriorly at its lateral ends; submedian cell present.......................................................................................... 3
2. Subocular groove absent; parapsidal signal as carinae; metapectal-propodeal complex not areolate.................... 4
- Subocular groove present; parapsidal signal as sulcus; metapectal-propodeal complex strongly areolate basally........................................................................................ P. lophos Azevedo & Barbosa
3. Vertex convex; pronotum black; parapsidal signal present................................ P. paradoxus Gorbatovsky
- Vertex straight; pronotum castaneous; parapsidal signal absent.......................... P. balios Azevedo & Barbosa
4. Frontal polished strike conspicuous between posterior margin of clypeus and anterior ocellus (Fig. 1); metapectal-propodeal complex flanges flat at the spiracle level in lateral view (Fig. 3).................... P. arabo Vargas & Azevedo, sp. nov.
- Frontal polished strike absent (Figs 8, 15); metapectal-propodeal complex flanges abruptly gibbous at the spiracle level in lateral view (Figs 13, 20)................................................................................. 5
5. Eye setose (Fig. 8); scape pale castaneous; metapectal-propodeal complex areolate (Fig. 12)................................................................................................ P. wafrika Vargas & Azevedo, sp. nov.
- Eye glabrous (Fig. 15); scape castaneous; metapectal-propodeal complex faintly striate to polished (Fig. 19)................................................................................... P. ngangu Vargas & Azevedo, sp. nov.