Key to the species of Rotundabaloghia (Rotundabaloghia) species (modified, after Kontschán, 2010a)

1. V8 setae smooth..................................................................................... 2

- V8 setae not smooth................................................................................... 7

2. V8 shorter than other ventral setae....................................................................... 5

- V8 as long as V2, V6 and ad ............................................................................ 3

3. V7 longer than other ventral seta.............................................. R. (R.) kaszabi Hirschmann, 1975

- V7 as long as other ventral setae......................................................................... 4

4. Ornamentation between V7 present............................. R. (R.) makilingoides Hirschmann& Hiramatsu, 1992

- Ornamentation between V7 absent............................. R. (R.). makilingensis Hirschmann & Hiramatsu, 1992

5. V6 as long as V8. ...................................................... R. (R.) hongkongensis Kontschán, 2015

- V6 longer than V8. ................................................................................... 6

6. V8 as long as ad............................................................ R . (R.) korsosi Kontschán, 2008b

- V8 shorter than ad........................................................ R . (R.) hirschmanni Hiramatsu, 1977

7. Setae ad pilose.............................................................. R. (R.) baloghi Hirschmann, 1975

- Setae ad smooth..................................................................................... 8

8. V7 pilose........................................................................................... 9

- V7 smooth......................................................................................... 10

9. St1, St2 and St3 much longer (10×) than St4.................................... R. (R.) macroseta Hirschmann, 1975

- St1, St2 and St3 not much longer (4×) than St4.................................. R. (R.) mahunkai Hirschmann, 1975

10. St1 longer and wider than St2 and St3.................................... R. (R.) monomacroseta Hirschmann, 1975

- St1 not longer and wider than St2 and St3................................................................ 11

11. Genital shield of female with triangular apical process....................................... R. (R.) wangi sp. nov.

- Genital shield of female without anterior process............................................................ 12

12. V7 twice as long as ad.................................................. R . (R.) kaszabisimilis Hirschmann, 1975

- V7 as long as ad............................................................. R . (R.) pilosa Hirschmann, 1975