Coptotriche, Walsingham, 1890

Key to species of the genus Coptotriche View in CoL in China based on male genitalia

1. Phallus without spines................................................................................. 2

- Phallus with spines................................................................................... 3

2. Phallus curved backward near base, tulip-shaped part of phallus with triangular process anterolaterally ( Fig. 5 View FIGURES 5‒6 )............................................................................................ C. basicurvata sp. nov.

- Phallus straight, tulip-shaped part of phallus without process anterolaterally ( Fig. 6 View FIGURES 5‒6 )................. C. basilata sp. nov.

3. Valva straight, obtuse apically........................................................................... 4

- Valva sinuate, produced dorsoapically ( Xu et al. 2021: 81, figs 19‒20)................................... C. turpinia View in CoL

4. Vincullum not extended anteriorly, or shortly extended less than 1/2 length of uncus................................ 5

- Vincullum greatly extended as long as uncus anteriorly ( Diškus 1998: 28, fig. 3)........................ C. gaunacella View in CoL

5. Valva gradually narrowed from base to apex, concave at basal 1/3 on ventral margin ( Xu et al. 2021: 77, figs 12, 17‒18)........................................................................................... C. camptotheca View in CoL

- Valva subparallel sided basally, widest beyond middle........................................................ 6

6. Tulip-shaped part of phallus right angled anterolaterally...................................................... 7

- Tulip-shaped part of phallus not right angled anterolaterally ( Fig. 7 View FIGURES 7‒8 )............................ C. brevissima sp. nov.

7. Valva broadened before rounded apex ( Puplesis & Diškus 2003: 116, figs 272‒273)...................... C. japoniella View in CoL

- Valva gradually narrowed from beyond middle to rounded apex ( Fig. 8 View FIGURES 7‒8 ).................................. C. minuta View in CoL