Key to the currently known Dishkeya species

1. Phallus (excluding lateral processes) short; carinae asymmetrical........................................ D. gothica

- Phallus long; carinae symmetrical........................................................................ 2

2. Phallus strongly constricted medially........................................................... D. ursipedella

- Phallus wide medially................................................................................. 3

3. Lateral processes of phallus with spines.......................................................... D. gouaniae

- Lateral processes of phallus without spines....................................................... D. bifurcata