Key to the Chinese species of Encolapta based on adults and male genitalia

1. Second palpomere with loose scale tuft on ventral surface.................................................... 2

- Second palpomere with tight scale tuft on ventro-distal surface............................................... 12

2. Forewing with broad transverse fascia.................................................................... 3

- Forewing without broad transverse fascia.................................................................. 5

3. Forewing with broad transverse fascia from costal margin to dorsum............................................ 4

- Forewing with broad transverse fascia from costal margin to about posterior 1/5 (Fig. 25).............. E. lunata sp. nov.

4. Uncus with small process at apex (Fig. 36)............................................... E. aciprojecta sp. nov.

- Uncus without process at apex (Fig. 34)................................................... E. bifasciaria sp. nov.

5. Valva with six long spines on inner surface (Fig. 47).............................................. E. valvispinata

- Valva without spine on inner surface..................................................................... 6

6. Forewing with scattered ochreous yellow scales............................................................. 7

- Forewing without scattered ochreous yellow scales........................................................... 8

7. Valva knife-shaped distally (Fig. 42).............................................................. E. catarina

- Valva elliptical distally (Fig. 43).................................................................. E. shenae

8. Uncus with membraneous process on ventral surface (Fig. 35).................................. E. cornuta sp. nov.

- Uncus without membraneous process on ventral surface...................................................... 9

9. Discocellular spot tadpole-shaped (Fig. 23)................................................. E. obliquata sp. nov.

- Discocellular spot not tadpole-shaped................................................................... 10

10. Valva pointed at apex (Fig. 18)................................................................ E. tegulifera

- Valva rounded at apex................................................................................ 11

11. Forewing with dot below 2/5 of fold (Fig. 24)............................................. E. trapezoidea sp. nov.

- Forewing without dot below 2/5 of fold (Fig. 27)................................................. E. subtegulifera

12. Uncus without setae on ventral surface................................................................... 13

- Uncus with long setae on ventral surface................................................................. 14

13. Valva with angular process on ventral margin (Park 1995: Fig. 47)...................................... E. heppneri

- Valva without angular process on ventral margin (Fig. 44)........................................... E. marginans

14. Uncus with apex concave medially (Clarke 1969(6): Pl. 217, Fig. 1 d).................................. E. aganactes

- Uncus with apex rounded............................................................................. 15

15. Valva trapezoidal distally (Fig. 40).............................................................. E. scriniata

- Valva round distally................................................................................. 16

16. Valvella club-shaped (Fig. 45)................................................................ E. epichthonia

- Valvella trapezoidal (Fig. 46)...................................................................... E. sheni