Key to species of Zyginella from China (males)

1 Aedeagal shaft with processes (Figs. 46, 55, 64, 72).......................................................... 2

- Aedeagal shaft without processes (Figs. 27, 30, 33, 36, 38)..................................................... 5

2 Aedeagal shaft with basal processes (Figs. 46, 55,)........................................................... 3

- Aedeagal shaft without basal processes (Figs. 55, 72)......................................................... 4

3 Aedeagal shaft with basal processes longer than shaft (Figs. 46, 47).......................... Z. dworakowskae sp. nov.

- Aedeagal shaft with basal processes shorter than shaft (Figs. 64, 65).............................. Z. processa sp. nov.

4 Aedeagal shaft with five finger-like apical processes (Figs. 55, 56)................................. Z. petala sp. nov.

- Aedeagal shaft with one pair of needlelike apical processes (Figs. 72, 73)....................... Z. sichuanensis sp. nov.

5 Aedeagal shaft strongly curved dorsad, with apex expanded (Figs. 26, 27).................................... Z. mali

- Aedeagal shaft slightly curved dorsad, with apex not expanded................................................. 6

6 Aedeagal shaft with base expanded (Figs. 29, 30)..................................................... Z. minuta

- Aedeagal shaft with base not expanded.................................................................... 7

7 Subgenital plate with serrated process subapically and spinelike process apically (Fig. 31).................... Z. punctata

- Subgenital plate without serrated process subapically......................................................... 8

8 Subgenital plate with apex curved laterally (Fig. 34).................................................. Z. taiwana

- Subgenital plate with apex rounded, not curved laterally (Fig. 37)......................................... Z. tsauri