Key to species of Rhodomantis

1. Wings reduced to tiny flaps (Figs. 21–22)........................................................ R. microptera

- Wings reaching at least caudal margin of first abdominal tergite................................................ 2

2. Wings reaching only caudal margin of first abdominal tergite (Figs. 18–20)................................. R. rentzi

- Wings reaching well beyond caudal margin of first abdominal tergite (Figs. 1–16).................................. 3

3. Hindwing of male with blackish spot toward apex of discoidal area (Fig. 15), female with caudal margin of sixth abdominal sternite extended (Fig. 46)....................................................................... R. macula

- Hind-wing of male without blackish spot toward apex of discoidal area, female with caudal margin of sixth abdominal sternite normal.............................................................................................. 4

4. (Males only). Dpr of vph produced into single spine.......................................................... 5

- Dpr of vph not as above................................................................................ 6

5. Pa compact and blunt (Fig. 23)................................................................. R. pulchella

- Pa elongate and spiniform (Fig. 29)............................................................... R. mitchell

6. Dpr of vph truncate, with two stout teeth (Figs. 31–34)....................................................... 7

- Dpr of vph not as above................................................................................ 8

7. Pa elongate and hooklike, medial lobe of vph rounded (Fig. 33)....................................... R. kimberley

- Pa reduced, medial lobe of vph pointed (Fig. 31)..................................................... R. napier

8. Dpr of vph narrowed before tip and with more or less well developed anterior and posterior projections (Figs. 25–26)............................................................................................. R. queenslandica

- Dpr of vph not narrowed before tip, with slight posterior projection and serrate anterio-lateral margin (Figs. 27–28).................................................................................................... R. helenae