Key to the species of Asuroides

1. Hindwings with distinctive dark markings ..................................................................................................2

- Hindwings lacking marks, or at most faintly marked..................................................................................4

2. Hindwings with large dark marginal fascia .................................................................................... fasciata

- Hindwings lacking dark fascia, and with less conspicuous patterns ...........................................................3

3. Hindwings with rounded dark patch at anal angle, no dark marginal streaks ....................... retromaculata

- Hindwings lacking rounded dark patch, and with dark marginal streaks............................................ rosea

4. Forewing ground color brick red ........................................................................................................ rubea

- Forewing ground color yellow.....................................................................................................................5

5. Forewing and and hindwing ground color similar.......................................................................................6

- Hindwing ground color lighter than forewing ground color........................................................................7

6. Wing ground color ochreous yellow; eight submarginal streaks, transversely joined ................... sagenaria

- Wing ground colour light straw yellow; nine submarginal streaks, well separated .......................... similis

7. Forewing fringes yellow ............................................................................................................... calimerae

- Forewing fringes dark..................................................................................................................................8

8. Forewing basal and median bands thickened, broadly in contact ............................................. atricraspeda

- Forewing median band thickened, slightly contacting basal band ............................................... dimidiata