Stenus cyanogaster Rougemont, 1983

(Fig. 5)

Stenus cyanogaster Rougemont, 1983: 42; Puthz, 2008: 193; Puthz, 2013: 1385.

Material examined. CHINA: Yunnan: 2♂♂, Nabanhe N. R., Xiaonuoyoushangzhai, 6.I.2004 , Li & Tang leg. (SHNU); Guangxi: 1♂ 1♀, Lingui County, Huaping N. R., Anjiangping, alt. 1300m, 15.VII.2011 , Zhong Peng leg. (SHNU); 1♂, Cengwanglaoshan, 1300m, 3.VII.1999, leaf Litter, J. Fellowes (cRou).

Measurements. BL: 5.4–6.0mm, FL: 2.8–3.1 mm. HW: 0.98–1.12 mm, PL: 0.82–0.91 mm, PW: 0.72–0.85 mm, EL: 1.16–1.26 mm, EW: 1.10–1.28 mm, SL: 0.92–1.06 mm. Head 0.88–0.89 times as wide as elytra, pronotum 1.07–1.14 times as long as wide, elytra 0.98–1.05 times as long as wide.

Distribution. China (Yunnan, Guangxi), Thailand, Laos.

Notes. The species is new to Yunnan.