Macrosteles cristatus Ribaut 1927, syn. nov.

• Main Authors: Yalin, Zhang, Lin, Lu, Kwon, Yong Jung
• Format: Other/Unknown Material
• Language: unknown
• Published: 2013
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Hemiptera; Cicadellidae; Macrosteles; Macrosteles cristatus; Green Head; Kamchatka
• Online Access: https://zenodo.org/record/6151843; https://doi.org/10.5281/zenodo.6151843

Macrosteles cristatus (Ribaut, 1927) (Plate 1, figs. 9–17) Length (including tegmen). Male: 3.0– 3.5 mm; female: 3.5 –4.0 mm. Greenish yellow; ocelli pale green; head with 3 pairs of irregular black marks and short longitudinal black bands between ocelli and eyes. Male abdomen. 2 nd acrotergite with trunk horizontal, anterior processes stout and large, neck about half as long as trunk width. 2 nd tergal apodeme reaching 1 / 2 of tergite posteriorly. 1 st sternal apodeme with posterior lobes as long as wide. 2 nd sternal apodeme reduced. Male genitalia. Aedeagal shaft base broad with lateral flanges, distinctly swollen, broadest near mid length in lateral view, apex narrow; apical appendages divergent. Material examined. CHINA: 5 males, Hebei Prov., Weichang County, Jiangjiadian Township, 12.viii. 2006, Coll. Duan Yani; 9 males, 2 females, Jilin Prov., Hongtu Landscape, 2.viii. 1983, Coll. Wu Zhengliang & Hua Baozhen; 1 male, Shaanxi Prov., Mt. Qinling, 10.ix. 1987, Coll. Chai Yonghui; 1 male, 10 males, 5 females, Gansu Prov., Daheba County, 30.vii.2004, 1870m, Coll. Lu Lin & Duan Yani; 18 maels, 20 femailes, Qinghai Prov. Xining City, Botanic Garden, 15.viii. 2012; 28 males, 30 females, Xinjiang Autonomous Region, Bole City, Cimaogou Township, 26.vii. 2006, Coll. Liu Yang & Yang Rui (NWAFU). Distribution. Europe to Kamchatka, south to Mongolia (Kwon 1988) and China (Hebei, Jilin, Shaanxi, Gansu, Qinghai, Xinjiang). Remarks. The treatment of M. latiaedeagus Dai, Li & Chen 2008 as a synonym is based on the same type localities and following characters: forewing elongate, surpassing end of abdomen; aedeagal shaft distinctly swollen and broadest near midlength in lateral view. Published as part of Yalin, Zhang, Lin, Lu & Kwon, Yong Jung, 2013, Review of the Leafhopper Genus Macrosteles Fieber (Hemiptera: Cicadellidae: Deltocephalinae) from China, pp. 361-392 in Zootaxa 3700 (3) on pages 368-369, DOI:10.11646/zootaxa.3700.3.3, http://zenodo.org/record/248993