Revision of Phaedon Latreille from China (Coleoptera: Chrysomelidae) Author Ge, Si-Qin Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China; E-mail: gesq @ ioz. ac. cn Author Daccordi, Mauro Museo Civico di Storia Naturale, Verona 37129, Italy; E-mail: mauro. daccordi @ tiscali. it Corresponding authors, E-mails: yangxk @ ioz. ac. cn; mauro. daccordi @ tiscali. it Author Ren, Jing Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China; E-mail: gesq @ ioz. ac. cn Author Yang, Xing-Ke Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China; E-mail: gesq @ ioz. ac. cn text Zoological Systematics 2015 40 1 1 30 http://zoobank.org/3c258069-729b-4e0f-85f6-780514e61235 journal article 10.11865/zs.20150101 2095-6827 7176752 3C258069-729B-4E0F-85F6-780514E61235 Phaedon alpinus Ge & Wang, 2002 ( Figs 2–3 ) Phaedon alpinus Ge & Wang, 2002: 321 . Description. Body length 3.5 mm , width 2.6 mm . Body elongate, rather convex, hind wings absent. Colour darkbrown with metallic reddish-purple; underside, legs, antennae, maxillary palpi black; two basal segments of antennae more or less reddish-brown. Head. Frons and vertex with coarse and sparse punctures ( Fig. 2B ). Antennae slender, extending beyond to humeri, shown as Figs 3A, 3B . Thorax and abdomen. Pronotum length 0.1 mm , width 1.6 mm ; straight basely, rounded outward; base margined; disc with coarse, dense punctures. Scutellum triangular, apex slightly rounded; smooth and impunctate. Elytra length 2.6mm ; slightly broader than pronotum at base, humeri not convex; punctures striae arranged in pairs, especially 6, 7 and 8, 9 striae; 6, 7 and 8, 9 joined together at base; 9 situated much nearer to lateral margin than 8, much sparse; interspace flat, impunctate, with longitudinal lines and transversal rugosity. Underside. Prosternal process narrow, apex slightly widen; hypomeron, mesoventrite, metaventrite and abdomen with dense and coarse punctures; antero-lateral plate of metaventrite small, impunctate. Aedeagus. Shown as Figs 3C, 3D . Spermatheca. Shown as Fig. 3F . Material examined. Holotype male, Sichuan , Dege Queershan, West slope (elev. 4 250m ), 7 July 1983 , coll. Shu-Yong Wang (IZCAS). Paratypes : 1 female , Sichuan , Dege Queershan (elev. 4 600 m ), 7 July 1983 , coll. Xue-Zhong Zhang ( IZCAS ) ; 1 male , 1 female , Queershan Yakou (elev. 4 250 m ), 7 July 1983 , coll. Shu-Yong Wang ( IZCAS ) ; 1 male , West slope (elev. 4 250 m ), 7 July 1983 , coll. Shu-Yong Wang ( IZCAS ) ; 1 male , Dege Keluodong (elev. 3 600 m ), 25 July 1983 , coll. Xue-Zhong Zhang ( IZCAS ) ; 5 males and 1 female , Garze (elev. 4 000–4 300 m ), 9–10 July 1983 , coll. Shu-Yong Wang , Chun-Lai Niu ( IZCAS ) ; 1 female , Sichuan , Dege Queershan , East slope (elev. 4 700 m ), 7 July 1983 , coll. ShuYong Wang ( IZCAS ) . Other materials : 1 female , China , W. Sichuan , road Qianning Dawu pass 35 km NNW. Qianning (elev. 3 951 m ), 1 August 1994 , coll. J. Tuma. alpine and forest region ( MDC ) ; 1 male and 2 females , China , N. Yunnan , Dali Bai Nat. Aut. Prof. 4 km E Dali old town, shore terrain of Er Hai Lake ( 25°42 ʹ N , 100°01 ʹ 5 ʺ E ; elev. 2 020 m), 27 July – © Zoological Systematics , 40(1): 1–30 Fig. 2. Phaedon alpinus Ge & Wang, 2002 , SEM. A. Habitus, ventral view. B. Head, frontal view. C. Onychium, lateral view, Odontedon fulvescens . D. Onychium, lateral view, Phaedon alpinus . E. Head, ventral view. Scale bars: A =1.0mm; B, D =0.2 mm; C, E= 0.1 mm. 21 October 2003 , coll. David W. Wrase , young willows with Kontgrass , under vegetation / in roots ( HKC ); 1 female , China , W. Sichuan , Ganzi , Tibet Aut. Pref. Yajiang Co. , Shalui Shan 20 km W. Yaijiang , brook cleft alp. meadow ( 30°01 ʹ N , 100°41 ʹ E ; elev. 4 250 m ) , 2 August 1999 , coll. D. W. Wrase ( HKC ); 1 female , China , E. Qinghai , Huashixia (elev. 4 200 m ) , 27 June 1992 ( MDC ) . Remarks. The species is distinguished from P. apterus Wang by interspace of elytra striae smooth and impunctate, with transveral rugosity; epipleura smooth and impunctate. Distribution. China ( Sichuan , Yunnan ).