Goniagnathus (Goniagnathus) brevis (Herrich-Schäffer)

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 : 52-53

Goniagnathus (Goniagnathus) brevis (Herrich-Schäffer)

( Figs 1A–E , 7A, 7G , 8A )

Jassus brevis Herrich-Schäffer, 1836: 15 .

Goniagnathus brevis, Ribaut, 1952: 189 , Figs 408–413.

Length. Male: 5.5 mm.

Robust. Dark brown with interrupted white fascia on face. Forewing veins with white spots.

Vertex 3–4x as wide as median length. Pronotum transversely rugose, slightly narrower than vertex, 3x as long as crown. Forewing veins thick, inner anteapical cell closed basally by cross vein.

Male genitalia. Pygophore constricted at mid-length with a few macrosetae, without appendages. Fused subgenital plates and valve almost as broad as long, with convexly rounded caudal margin, with a few macrosetae. Apophysis of style with tooth-like processes. Aedeagus long of uniform width, flared at apex, with one spinule at midlength on each lateral margin; gonopore apical.

Material examined. China, 1♂, Xinjiang Autonomous Region: Buerjin, Hemu , 9. viii. 2006, coll. Dai Wu & Kang Juxia ( NWAFU) .

Distribution. Europe, China (Xinjiang) [new record for China].

Remarks. The identity of this species is taken from Ribaut (1952).

Figures

FIGURE 1. Goniagnathus (Goniagnathus) brevis (Herrich-Schäffer). A: Male pygophore, lateral view; B: Fused subgenital plates and valve, ventral view; C: Apical half of style, dorsal view; D: Aedeagus, dorsal view; E: Aedeagus, lateral view.

FIGURE 7. Goniagnathus and Tamaricades species. A–F, habitus. A: G. brevis; B: G. cornutus Duan, sp. n.; C: T. tamaricus; D: G. nervosus; E: G. punctifer; F: G. rugulosus. G–L, face. G: G. brevis; H: G. cornutus Duan, sp. n.; I: T. tamaricus; J: G. nervosus; K: G. punctifer; L: G. rugulosus.

FIGURE 8. Forewings of Goniagnathus and Tamaricades species. A: G. brevis; B: T. tamaricus; C: G. nervosus; D: G. punctifer.