Nenasa, Chan & Yang, 1994

Gnezdilov, Vladimir M., 2018, A new species of the genus Nenasa (Hemiptera: Fulgoroidea: Caliscelidae) from mainland China, Acta Entomologica Musei Nationalis Pragae 58 (2), pp. 539-544 : 543

Key to species of Nenasa

1 Male forewing with an oblique pale yellow stripe from its base to the middle ( CHAN & YANG 1994: fig. 4D). Rostrum with third segment longer than wide. Hind margins of male pygofer concave ( CHAN & YANG 1994: Fig. 4E ). Phallobase narrow ( CHAN & YANG 1994: Figs 4G, H ). Male anal tube, in dorsal view, elongate, narrowing apically, without apical concavity ( CHAN & YANG 1994: fig. 4F). Taiwan. ...... .................................. N. obliqua Chan & Yang, 1994

– Male forewing with a large light yellow spot basally and a light yellow inner margin ( Figs 1, 2 ). Rostrum with third segment as long as wide ( Fig. 11 ). Hind margins of male pygofer straight in lower two thirds, convex in upper third ( Fig. 18 ). Phallobase wide ( Figs 15–17 ). Male anal tube, in dorsal view, wide, almost rounded, with weak apical concavity ( Fig. 22 ). Fujian. ........................................... N. ouchii sp. nov.

Figures

Figs 1–8. Nenasa ouchii sp. nov. 1–4 – holotype male; 5–8 – paratype female. 1, 5 – dorsal view; 2, 6 – lateral view; 3, 7 – face; 4, 8 – labels.

Figs 9–14. Nenasa ouchii sp. nov. 9–11 – holotype male; 12–14 – paratype female. 9 – head, pro- and mesonotum, dorsal view; 10 – head, frontal view; 11 – rostrum, lateral view; 12 – mesonotum, forewings, and abdomen, dorsal view; 13 – anal tube, dorsal view; 14 – sternite VII, ventral view.

Figs 15–22. Nenasa ouchii sp. nov., holotype, male genitalia. 15 – penis and connective, right lateral view; 16 – anal tube, apex of pygofer, and penis, left lateral view; 17 – penis, ventral view; 18 – pygofer, lateral view; 19 – connective, ventral view; 20 – style, lateral view; 21 – style, dorsal view; 22 – anal tube, dorsal view.