title: Taxonomic study of the leafhopper genera Gredzinskiya Dworakowska and Musbrnoia Dworakowska (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) with descriptions of seven new species.
abstract: The genera Gredzinskiya Dworakowska and Musbrnoia Dworakowska are revised and seven new species are described: Gredzinskiya lamellaris, G. serrata, G. spinalis, G. zhangae, Musbrnoia angusta, M. corollaris and M. lata spp. nov.. Habitus photos, illustrations of male genitalia and keys to adult males for both genera are provided.
authors.affiliation: Key Laboratory of Plant Protection Resources and Pest Management, National Ministry of Education, Entomological Museum, P. O. Box 55#, Northwest A&F University, Yangling, Shaanxi 712100, China; Email: unknown.
authors.forename: Yanghui
authors.initials: Y
authors.lastname: Cao
authors.affiliation: Key Laboratory of Plant Protection Resources and Pest Management, National Ministry of Education, Entomological Museum, P. O. Box 55#, Northwest A&F University, Yangling, Shaanxi 712100, China; Email: yalinzh@nwsuaf.edu.cn.
authors.forename: Yalin
authors.initials: Y
authors.lastname: Zhang
mesh_terms: D063147:Animal Distribution; D000818:Animals; D001210:Asia, Southeastern; D002681:China; D005260:Female; D006430:Hemiptera / Q000033:anatomy & histology* / Q000145:classification* / Q000502:physiology; D013624:Taiwan