Two new species of the genus Betacixius Matsumura, 1914 from China (Hemiptera, Fulgoromorpha, Cixiidae) Author Zhi, Yan Institute of Entomology, Guizhou University, Guiyang, Guizhou, 550025, China & Laboratory Animal Center, Guizhou Medical University, Guiyang, Guizhou, 550025, China zhiyan0428@163.com Author Zhang, Chang-Hua Guizhou Tobacco Company Zunyi Branch, Zunyi, Guizhou, 563000, China Author Yang, Lin Institute of Entomology, Guizhou University, Guiyang, Guizhou, 550025, China & The Provincial Special Key Laboratory for Development and Utilization of Insect Resources of Guizhou, Guizhou University, Guiyang, Guizhou, 550025, China Author Chen, Xiang-Sheng Institute of Entomology, Guizhou University, Guiyang, Guizhou, 550025, China & The Provincial Special Key Laboratory for Development and Utilization of Insect Resources of Guizhou, Guizhou University, Guiyang, Guizhou, 550025, China text ZooKeys 2020 956 1 18 http://dx.doi.org/10.3897/zookeys.956.50195 journal article http://dx.doi.org/10.3897/zookeys.956.50195 1313-2970-956-1 AEA50D784B014A91BBDB9418E4CC2EA1 D017EBDDDBC358318094F62CF4F7BF3B Betacixius maculosus Tsaur & Hsu, 1991 Figure 5A-I Betacixius maculosus Tsaur and Hsu in Tsaur et al. 1991 : 31, fig. 15A-I. Material examined. China : 3♂♂ 1♀, Taiwan Province, Nantou County ( 24°2'N , 121°7'E ), 25 November 2002, Xiang-Sheng Chen. Supplementary description. Female genitalia . Tergite IX (Fig. 5A, B, D ) moderately sclerotized, with a medium-sized, nearly dumbbell-shaped wax plate. Anal segment (Fig. 5C ) rectangular, slightly widening to apex, 1.1 times longer than wide in dorsal view, anal style finger-like. Gonapophysis VIII (Fig. 5E ) elongate, and slightly curved upwards. Gonapophysis IX (Fig. 5F ) with two middle teeth, distance ratio between distal middle tooth to apex and length of denticulate portion is 2.1. Gonoplac (Fig. 5G ) rod-like, 3.4 times longer than wide in lateral view. Posterior vagina pattern as shown in Figure 5H, I . Figure 5. Betacixius maculosus Tsaur & Hsu, 1991, female A genitalia, lateral view B genitalia, ventral view C anal segment, dorsal view D tergite IX, caudal view E gonapophysis VIII and gonocoxa VIII, ventral view F gonapophysis IX, lateral view G gonoplac, inner lateral view H posterior vagina, ventral view I posterior vagina, dorsal view. Scale bars: 0.5 mm. Distribution. China (Taiwan). Note. The female genitalia of this species are described and illustrated for the first time in detail.