Key to species of Ricanula (males) from China excluding R. hainanensis (male unknown)

1. Postero-ventral angle of anal tube elongate and sharp (Fig. 7), periandrium elongate and narrow dorso-ventrally.......... 2

- Postero-ventral angle of anal tube widely rounded (Fig. 24), periandrium short and wide (Fig. 31).... R. fujianensis sp. nov.

2. Postero-dorsal angle of pygofer with lobe (Fig. 7), apical processes of aedeagus single.................. R. unica sp. nov.

- Postero-dorsal angle of pygofer without lobe (rounded), apical processes of aedeagus with 2 pairs of apical processes............................................................................................. R. pulverosa (Stål)