Metanigrus Tsaur, Yang & Wilson, 1986

Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin & Chen, Xiang-Sheng, 2021, Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae), ZooKeys 1024, pp. 197-213 : 197

Metanigrus Tsaur, Yang & Wilson, 1986

Metanigrus Tsaur, Yang & Wilson, 1986: 108; Liu and Qin 2020: 29.

Type species.

Metanigrus yami Tsaur, Yang & Wilson, 1986, by original designation.

Diagnosis.

Small to medium-sized meenoplids. Vertex without median carina, with two posterolateral areolets at base not meeting medially. Frons without median carina. Postclypeus with median and lateral carinae. Pro- and mesonotum with median carina. Tegmina slender, with anterior and posterior margins subparallel, almost as wide at postnodal as prenodal area, MP 3 two branched, five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5. Male genitalia in lateral view, pygopher with internal sulcus, basolateral side of anal tube with a finger-like process, aedeagus acuminate, a membraneous lateral lobes with many scale-like productions; gonostyli divided into two parts, inner process curved apically, tapering into a process, outer process convex, inner margin with long setae.

Distribution.

China ( Taiwan, Hubei, Guizhou, Yunnan) (Fig. 61 ).

Figures

Figure 61. Geographic distributions of Metanigrus species.