A taxonomic study on the genus Japananus Ball (Hemiptera, Cicadellidae, Deltocephalinae), with description of one new species from China Author Xing, Jichun urn:lsid:zoobank.org:author: Institute of Entomology, Guizhou University, Guiyang, Guizhou Province, China & Cd 0 E 0 C & - & Guizhou Key Laboratory for Plant Pest Management of Mountainous Region, Guizhou University, Guiyang, Guizhou Province, China Author Dai, Renhuai urn:lsid:zoobank.org:author: Institute of Entomology, Guizhou University, Guiyang, Guizhou Province, China & Cd 0 E 0 C & - & Guizhou Key Laboratory for Plant Pest Management of Mountainous Region, Guizhou University, Guiyang, Guizhou Province, China Author Li, Zizhong urn:lsid:zoobank.org:author: Institute of Entomology, Guizhou University, Guiyang, Guizhou Province, China & Cd 0 E 0 C & - & Guizhou Key Laboratory for Plant Pest Management of Mountainous Region, Guizhou University, Guiyang, Guizhou Province, China text ZooKeys 2008 2008-09-16 3 3 23 28 journal article 22755 10.3897/zookeys.3.24 5c7ae3fd-369e-4daf-bcee-dd21d1cee17e 1313–2970 576414 5E7A9396-5294-4047-94FE-375DABA938DC Japananus bicurvatus Xing, Dai et Li , new species urn:lsid:zoobank.org:act: BFA2F836-40ED-414F-ADDB-AB0667C979F8 Figs 4-9 Description . Color and external features as in generic description. Male genitalia: pygophore lobe with a few stout setae along ventro-caudal margin ( Fig. 5 ). Valve large, subtriangular Subgenital plate with a caudal attenuated process. Style long, with strongly laterally curved caudal apex of apophysis ( Fig. 7 ). Connective Y-shaped with arms shorter than stem ( Fig. 6 ). Aedeagus shafts U-shaped in ventral view, shafts with a delicate sinuate subapical processes ( Figs 8, 9 ); gonopore apical. Measurement . Length (including tegmen): ♁, 4.5-4.7 mm ; ♀ , 4.7-4.9 mm . Type Material. Holotype ♁, China : Sichuan Prov. , Shuimogou ( 32° 52’ N , 105° 59’E ), 17 August 2008 , coll. Jichun Xing ( IEGU ) . Paratypes : 2♁♁ 3 ♀♀ , same data as holotype . Known hosts. Acer palmatum . Remarks . This species is similar to Japananus hyalinus (Osborn) but can be distinguished by the the shape of the aedeagal shafts in ventral view and shape of their processes. Etymology . The species name is derived from the Latin words bi and curvatus , indicating that the apical and subapical processes of aedeagal shafts are curved.