Key to species of Reticuluma (males)

1. Pygofer with process on apex lateral margin................................................. citrana Cheng & Li

- Pygofer without process on apex lateral margin............................................................. 2

2. Aedeagus with pair of processes.......................................................................... 3

- Aedeagus without process............................................................................... 5

3. Processes inserted at the end of aedeagus.................................................... spinata Cheng & Li

- Processes inserted preapically on aedeagus................................................................. 4

4. Aedeagus processes with dentate margin (Figs. 4 J–K)........................................... testacea n. comb.

- Aedeagus processes hook like................................................................ lini Cheng & Li

5. Apex of aedeagus broad (Fig. 4G)............................................................. eurya sp. nov.

- Apex of aedeagus digitiform (Figs. 3G–H)...................................................... dactyla sp. nov.