Neonakaharanus triangulatus, Duan & Webb & Xing, 2025

Duan, Ke-Ting, Webb, Mick D. & Xing, Ji-Chun, 2025, A new Athysanini leafhopper genus from China (Hemiptera, Cicadellidae, Deltocephalinae), with description of two new species, ZooKeys 1260, pp. 161-169 : 161-169

Neonakaharanus triangulatus sp. nov.

Figs 22–30 , 31–40

Description.

Colour and external characters as in generic description.

Male genitalia as in generic description with aedeagal shaft curved, C-shaped in lateral view, with a medial triangular sheet-like process on dorsal side and a pair of short spine-like processes subapically on ventral surface (Figs 27 , 29 ).

Female genitalia as in generic description with seventh sternite tapered distally with posterior margin slightly sinuate (Fig. 36 ).

Measurement (mm). Length (including tegmen): ♂, 4.29–4.37; ♀, 4.42–4.87.

Type material.

China: • 1 ♂ ( holotype), Sichuan Prov., Mianyang City, Pingwu ; 25 July 2016, coll. Hongping Zhan ( GUGC) . Paratypes: • 1 ♂ 3 ♀♀, same data as holotype ( GUGC) ; • 1 ♂, Sichuan Prov., Kangding City ; 30 July 2012, coll. Zhihua Fan ( GUGC) ; • 1 ♂ 4 ♀♀, Sichuan Prov., Ya’an City, Tangjia ; 11 August 2015, coll. Hongping Zhan ( GUGC) .

Distribution.

China: Sichuan.

Remarks.

This new species can be distinguished from the male of the former species by the aedeagal shaft with a triangular sheet-like process medially on the dorsal side and the apex of the aedeagal shaft with a pair of short processes.

Etymology.

The species name is derived from the Latin word “ triangulatus ”, referring to the aedeagal shaft with a triangular sheet-like process on the dorsal side.

Figures

Figures 21–30. Neonakaharanus triangulatus sp. nov. (male). 21. Habitus, dorsal view; 22. Habitus, lateral view; 23. Face, ventral view; 24. Head and thorax, dorsal view; 25. Pygofer side, lateral view; 26. Valve and subgenital plate, ventral view; 27. Aedeagus, lateral view; 28. Connective, lateral view; 29. Aedeagus and connective, dorsal view; 30. Style, dorsal view.

Figures 31–40. Neonakaharanus triangulatus sp. nov. (female). 31. Habitus, dorsal view; 32. Habitus, lateral view; 33. Face, ventral view; 34. Head and thorax, dorsal view; 35. Genital capsule, lateral view; 36. Seventh sternite, ventral view; 37. First valvula, lateral view; 38. Detail of sculpture of first valvula; 39. Second valvulae, lateral view; 40. Detail of sculpture of second valvulae.