中国沟芫菁属分类研究及一新种记述(鞘翅目,芫菁科)

TAXONOMY OF THE GENUS HYCLEUS LATREILLE(COLEOPTERA,MELOIDAE) FROM CHINA,WITH DESCRIPTION OF ONE NEW SPECIES

总结中国沟芫菁属Hycleus Latreille,1817并记述1新种:毛背沟芫菁Hycleus dorsetiferus sp.nov.及1新组合:多毛沟芫菁Hycleus hirtus(Tan,1992)comb.nov.。新种模式标本保存在河北大学博物馆。提供了中国已知种类的分种检索表。

The genus Hycleus from China is reviewed and a new species,H. dorsetiferus sp. nov. is described and illustrated. A new combination,Hycleus hirtus （Tan,1992） comb. nov. is proposed from Mylabris. A key to the Chinese species of Hycleus is given. The type specimens of the new species are preserved in the Museum of Hebei University （MHBU）.Hycleus dorsetiferus sp. nov. （Figs 6,21）This new species is similar to H. phaleratus phaleratus （Pallas,1781） and H. hirtus （Tan,1992）,but differs with H. phaleratus phaleratus （Pallas,1781） in the following characters：pronotum with a elliptical depressed in center; dense yellow hair and sparse black setae on the axillary spots of elytra; metasternum acute angulate at apex; spiculum gastrale V-shaped between arms; dorsal surface of parameres with short black setae; aedeagus with a tiny process between the two dorsal hooks.The new species differs from H. hirtus （Tan,1992） in the following characters：two apical spurs of protibia; protarsus black,insidae face with short black setae,setae of outside slightly longer than inside.Body length. 24.8-34.3 mm. Width. 7.3-10.2 mm.Type material. Holotype male,China,Xiazayu,Zay（28.4°N,97°E）,Xizang,10 Oct. 2007,SHI Fu-Ming coll. Paratypes：3 females,China,Jinggu,Yunnan,3-6 Aug. 2006,MAO Ben-Yong and LANG Jun-Tong coll.; 2 males and 2 females,China,Jingdong,Yunnan,7Aug. 2006,MAO Ben-Yong and LANG Jun-Tong coll.; 1 female,China,Banpo,Lchun,Yunnan,24 July 2009,XU Ji-Shan coll.; 7 males,5 females,same data as holotype; 1 female,Xiazayu,Zayu,Xizang,23 July 2009,REN Guo-Dong coll. （holotype and all paratypes in MHBU）.Etymology. The specific name is derived from Latin ＂dors-＂ and ＂setifera＂,referring to dorsal surface of parameres with short black setae.Distribution. China （Yunnan,Xizang）.