Fistulatus bidentatus Cen & Cai, 2002

(Figs 20–24)

Fistulatus bidentatus Cen & Cai, 2002: 117 . Type locality: China (Zhejiang: Tianmushan).

Material examined. CHINA: 1♂, Guangxi Autonomous Region., Damingshan, 15 May 2012, coll. Hu Li (GUGC) ; 3♂♂, Guizhou Prov., Leigongshan, 4–5 July 2011, coll. Jiankun Long and Weibin Zheng (GUGC) ; 1♂, Zhejiang Prov., Tianmushan, 20 July 2009, coll. Zehong Meng and Yong Chen (GUGC) .

Remarks. This species resembles F. luteolus Cen & Cai and F. quadrispinosus Lu & Zhang in having a distinctive elongated aedeagal shaft with short processes near the midlength of the shaft but differs in having a pair of short distal processes on the shaft.

Distribution: China: Zhejiang (Zhang et al. 1997; Cen & Cai, 2002; Shang et al. 2006; Lu & Zhang 2014; Qu et al. 2015); Guangxi, Guizhou.