Checklist of Dryinidae (Hymenoptera) from Shaanxi Province, China, with descriptions of two new species Author Xu, Zaifu Author Olmi, Massimo Author Guglielmino, Adalgisa Author Chen, Huayan text Zootaxa 2012 3164 1 16 journal article 45635 10.5281/zenodo.212209 acfebb62-eef4-4fc5-8d9f-7d7162b1408c 1175-5326 212209 34. Echthrodelphax fairchildii Perkins, 1903 Echthrodelphax fairchildii Perkins, 1903 : 37 . Echthrodelphax bicolor Esaki & Hashimoto, 1931 : 29 ; synonymized by Olmi 1984 . Material examined. Lectotype of E. fairchildii (designated by Olmi 1982 ): Ƥ, Hawaii, Oahu Island , Ewa Plantation [ BPBM ]. Shaanxi: Ningshan County, 7-8.V.2011 , Huayan Chen coll., 1 Ƥ [ SCAU ]. Hosts. Delphacidae ( Guglielmino & Olmi 1997 ; He & Xu 2002 ): in the Hawaii: Aloha ipomeae Kirkaldy , Perkinsiella saccharicida Kirkaldy ; in India : Nilaparvata lugens (Stål) ; in Japan : Laodelphax striatellus (Fallén) , Nilaparvata lugens (Stål) , Sogatella furcifera (Horváth) ; in the Philippines and Malaysia : Nilaparvata lugens (Stål) , Sogatella furcifera (Horváth) ; in China : Laodelphax striatellus (Fallén) , Nilaparvata lugens (Stål) , Perkinsiella saccharicida Kirkaldy , Saccharosydne procerus (Matsumura) , Sogatella furcifera (Horváth) , Tarophagus proserpina (Kirkaldy) . Distribution. Oriental. Australia , Hawaii (introduced for biological control of Perkinsiella saccharicida Kirkaldy ), Bangladesh , India , Indonesia , Japan , Malaysia , Philippines , Thailand , Vietnam ( Olmi 1984 ), China : Liaoning, Zhejiang, Jiangxi, Fujian, Guangdong, Guangxi ( He & Xu 2002 ), Shaanxi.