Two new Nirvanini genera from China (Hemiptera: Cicadellidae)
Author
Gao, Min
Author
Dai, Wu
Author
Zhang, Yalin
text
Zootaxa
2014
3841
4
491
500
journal article
10.11646/zootaxa.3841.4.2
9ee8cf22-af8e-447d-b6f8-15979203d80f
1175-5326
229225
BAA8D064-5DE8-45A9-8B5B-2410FF4E2F25
Decursus fasciiformis
Gao & Zhang
sp. nov.
(Figs. 2, 5, 8, 20–24)
Description.
Color pattern of head, scutellum, eyes and ocelli as in
D. excelsa
, but pronotum black with a pale yellow horizontal stripe in the middle (Figs. 2, 5), face black (Fig. 8), forewing mostly black with two wide pale yellow stripes along anterior margin and claval suture extending to costal margin respectively (Figs. 2, 5).
Shape of male pygofer similar to
D. excelsa
, but without ventral process and median lobe not protruded (
Fig. 20
). Subgenital plate, style and connective as in
D. excelsa
(
Figs. 21, 23–24
). Aedeagal shaft process similar to
D. excelsa
, but with pair of subterminal appendages hooklike, not straight and shaft in lateral view thicker (
Fig. 22
).
Measurements.
Body length (including tegmen): Male 4.9mm, female 5.1–5.5mm.
Material examined.
China
:
Holotype
, ♂, Sichuan Prov., Yaan, Wawushan,
21 July 2009
, Zhang Xinmin.
Paratypes
: 1♀, Sichuan Prov., Yaan, Wawushan,
21 July 2009
, Zhang Xinmin; 3♀, Sichuan Prov., Yaan, Huwushan,
1800m
,
21 July 2009
, Zhang Xinmin; 5♀, Sichuan Prov., Yaan, Huwushan,
1100m
,
20 July 2009
, Zhang Xinmin.
Distribution.
China
(Sichuan).
Etymology.
The specific epithet for this species refers to the color pattern of the forewing.
Remarks.
This species is similar to
D. excelsa
, but can be easily distinguished from the latter by forewing with two longitudinal stripes and aedeagus with pair of ventral processes at apical 2/5 of shaft.