Alnetoidia Dlabola

Cao, Yanghui, Yang, Meixia & Zhang, Yalin, 2016, Review of the leafhopper genus Alnetoidia Dlabola (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) from China, with descriptions of two new species, Zootaxa 4193 (3), pp. 573-587 : 574

Key to species of genus Alnetoidia Dlabola from China (males)

1 Pygofer ventral appendage present ( Figs 1 d, 2c, 3b, 4b, 5b) (subgen. Alnetoidia )................................... 2

- Pygofer ventral appendage absent ( Figs 6 b, 7b, 8b, 9b) (subgen. Alnella )......................................... 10

2 Aedeagal shaft without process ( Figs 2 g, h)......................................... A. (Alnetoidia) awla Song & Li

- Aedeagal shaft with process ( Figs 1 j, 3g –i, 4i –l, 5k, l)......................................................... 3

3 Aedeagal shaft with single process ( Fig. 1 j)........................................ A. (Alnetoidia) alneti (Dahlbom)

- Aedeagal shaft with pair of processes ( Figs 3 g–i, 4i –l, 5k, l).................................................... 4

4 Aedeagal shaft with pair of basal processes, slim and long ( Figs 4 i–l)............................................ 5

- Aedeagal shaft with pair of apical processes, short ( Figs 3 g-i, 5k, l).............................................. 8

5 Aedeagal processes close to shaft ( Figs 4 i–l)................................................................ 6

- Aedeagal processes well separated from shaft............................................................... 7

6 Aedeagal shaft almost straight, processes extended from ventro-lateral margin of shaft..................................................................................................... A. (Alnetoidia) dujuanensis Song & Li

- Aedeagal shaft distinctly curved dorsad, processes extended from dorso-lateral margin of shaft ( Figs 4 i–l)........................................................................................... A. (Alnetoidia) gracilis sp. nov.

7 Aedeagal shaft with apical part greatly expanded in ventral view................. A. (Alnetoidia) sopha Chiang & Knight

- Aedeagal shaft with apical part as narrow as basal part in ventral view.............. A. (Alnetoidia) leishanensis Song & Li

8 Apical part of style slender...................................................... A. (Alnetoidia) fina Song & Li

- Apical part of style footlike ( Figs 3 e, 5i)................................................................... 9

9 Pygofer ventral appendage extended from hind margin of pygofer side ( Fig. 3 b)........ A. (Alnetoidia) cedrelae Chou & Ma

- Pygofer ventral appendage extended from ventral margin of pygofer side ( Fig. 5 b). A. (Alnetoidia) sikkimensis Dworakowska

10 Pygofer side with 3 macrosetae at inner side of hind margin ( Figs 6 b, 9b)........................................ 11

- Pygofer side with several rigid microsetae on hind margin ( Figs 7 b, 8b).......................................... 12

11 Aedeagus broad in caudal view, apical margin serrate ( Fig. 6 i)............................ A. (Alnella) dentata sp. nov.

- Aedeagus narrow in caudal view, apical margin smooth ( Fig. 9 h)...................... A. (Alnella) triseta Dworakowska

12 Apical part of style footlike................................................. A. (Alnella) watanabei Dworakowska

- Apical part of style slender ( Figs 7 e, 8e).................................................................. 13

13 Style with a small process on outer margin near preapical lobe ( Fig. 7 e).............. A. (Alnella) orientalis Dworakowska

- Style without process ( Fig. 8 e)................................................ A. (Alnella) sudzuchenica Anufriev

Figures

FIGURE 1 Alnetoidia (Alnetoidia) alneti (Dahlbom, 1850) a. forewing; b. hind wing; c. abdominal apodemes; d. genital capsule; e. pygofer side, ventral view; f. subgenital plate, style, connective and the 9 th sternite; g. subgenital plate, dorsal view; h. style, dorsal view; i. connective; j. aedeagus, lateral view.

FIGURE 2 Alnetoidia (Alnetoidia) awla Song & Li, 2010 a. abdominal ventral apodemes; b. abdominal dorsal apodemes; c. pygofer side, lateral view; d. style, connective and the 9 th sternite; e. style, dorsal view; f. connective; g. aedeagus, lateral view; h. aedeagus, caudal view.

FIGURE 3 Alnetoidia (Alnetoidia) cedrelae Chou & Ma, 1981 a. abdominal apodemes; b. genital capsule; c. subgenital plate, style and connective; d. subgenital plate, dorsal view; e. style, dorsal view; f. connective; g. aedeagus, lateral view; h. apex of aedeagal shaft, lateral view; i. aedeagus, caudal view.

FIGURE 4 Alnetoidia (Alnetoidia) gracilis sp. nov. a. abdominal apodemes; b. genital capsule; c. anal tube appendage and pygofer dorsal appendage; d. subgenital plate, style, connective and the 9 th sternite; e. subgenital plate, dorsal view; f. style, dorsal view; g. style, lateral view; h. connective; i. aedeagus of holotype, lateral view; j. aedeagus of holotype, caudal view; k. aedeagus of paratype, lateral view; l. aedeagus of paratype, caudal view.

FIGURE 5 Alnetoidia (Alnetoidia) sikkimensis Dworakowska, 1994 a. abdominal apodemes; b. genital capsule; c. pygofer side, lateral view; d. anal tube appendage and pygofer dorsal appendage; e. f. pygofer ventral appendage; g. subgenital plate, style, connective and the 9 th sternite; h. subgenital plate, dorsal view; i style, dorsal view; j. connective; k. aedeagus, lateral view; l. aedeagus, caudal view.

FIGURE 6 Alnetoidia (Alnella) dentata sp. nov. a. abdominal apodemes; b. anal tube and pygofer side, lateral view; c. pygofer dorsal appendage; d. subgenital plate, style, connective and the 9 th sternite; e. subgenital plate, dorsal view; f. style, dorsal view; g. connective; h. aedeagus, lateral view; i. aedeagus, caudal view.

FIGURE 7 Alnetoidia (Alnella) orientalis Dworakowska, 1979 a. abdominal apodemes; b. genital capsule; c. subgenital plate, style, connective and the 9 th sternite; d. subgenital plate, dorsal view; e. style, dorsal view; f. connective; g. aedeagus, lateral view; h. aedeagus, caudal view.

FIGURE 8 Alnetoidia (Alnella) sudzuchenica Anufriev, 1971 a. abdominal apodemes; b. genital capsule; c. subgenital plate, style, connective and the 9 th sternite; d. subgenital plate, dorsal view; e. style, dorsal view; f. connective; g. aedeagus, lateral view; h. aedeagus, caudal view.

FIGURE 9 Alnetoidia (Alnella) triseta Dworakowska, 1994 a. abdominal apodemes; b. genital capsule; c. subgenital plate, style, connective and the 9 th sternite; d. subgenital plate, dorsal view; e. style, dorsal view; f. connective; g. aedeagus, lateral view; h. aedeagus, caudal view.