Goniagnathus

Duan, Yani, Zhang, Yalin & Webb, M. D., 2009, Review of the leafhopper tribe Goniagnathini (Hemiptera: Cicadellidae: Deltocephalinae) from China, Zootaxa 2314 (1), pp. 50-62 : 51

publication ID	https://doi.org/ 10.11646/zootaxa.2314.1.3
publication LSID	lsid:zoobank.org:pub:AEADF8A8-F15D-48EF-AD43-D3C4BD541452
persistent identifier	https://treatment.plazi.org/id/03CC87E1-FFE5-FFC6-FF7D-933DD1F1F86B
treatment provided by	Felipe
scientific name	Goniagnathus
status

Treatment

Key to subgenera and species of Chinese Goniagnathus View in CoL (males)

1. Fused subgenital plates and valve elongate ( Fig. 5B View FIGURE 5 ); male pygophore without appendages ( Fig. 5A View FIGURE 5 )........................ ................................................................................................................................... G. (Epitephra) rugulosus (Haupt) View in CoL

- Fused subgenital plates and valve short; male pygophore with or without appendages ............................................2

2. Pygophore without appendages ( Fig. 1A View FIGURE 1 ); style apophysis with apex strongly oblique, subapical lobe well developed ( Fig. 1C View FIGURE 1 ); aedeagal shaft very elongate with short spine-like processes ( Figs 1D and 1E View FIGURE 1 )................................... ................................................................................................................. G. (Goniagnathus) brevis (Herrich-Schäffer)

- Pygophore with dorsocaudal appendages present ( Figs 2A View FIGURE 2 , 3A View FIGURE 3 and 4A View FIGURE 4 ); style apophysis with apex not strongly oblique, subapical lobe moderate to weakly developed; aedeagal shaft moderately long with elongate processes ( Figs 2D, 2E View FIGURE 2 , 3D, 3E View FIGURE 3 , 4D and 4E View FIGURE 4 ) G. (Tropicognathus) .............................................................................................. 3

3. Pygophore with dorsal margin concave, apical margin truncate ( Fig. 4A View FIGURE 4 ); style apohysis expanded apically ( Fig. 4C View FIGURE 4 ) ...................................................................................................................................................... G. nervosus Melichar View in CoL

- Pygophore subtriangular with apex narrowly rounded ( Figs 2A View FIGURE 2 , 3A View FIGURE 3 ); style apophysis similar in width throughout length ( Figs 2C View FIGURE 2 , 3C View FIGURE 3 )...................................................................................................................................................... 4

4. Pygophore process elongate ( Fig. 2A View FIGURE 2 ); aedeagal shaft in lateral view with pair of apical linear processes ( Fig. 2E View FIGURE 2 ). 5

- Pygophore process robust ( Fig. 3A View FIGURE 3 ); aedeagal shaft in lateral view with pair of apical triangular processes ( Fig. 3E View FIGURE 3 ) ............................................................................................................................................................ G. cornutus View in CoL sp. n.

5. Lower aedeagal processes situated at midlength of shaft ( Figs 2D, 2E View FIGURE 2 ) ...................................... G. punctifer (Walker) View in CoL

- Lower aedeagal processes situated slightly basad of midlength of shaft .............................. G. taiwanus (Matsumura) View in CoL