A new species of the Oriental leafhopper genus Kutara Distant (Hemiptera: Cicadellidae: Deltocephalinae) from Vietnam Author Xu, Deliang Key Laboratory of Plant Protection Resources and Pest Management, Ministry of Education, Entomological Museum, Northwest A & F University, Yangling, Shaanxi 712100, China Author Dietrich, Christopher H. Illinois Natural History Survey, Prairie Research Institute, University of Illinois, 1816 S. Oak Street, Champaign, Illinois 61820, USA Author Webb, M. D. The Natural History Museum, Cromwell Road, South Kensington, London, SW 7 5 BD, UK Author Zhang, Yalin text Zootaxa 2020 2020-05-11 4772 3 585 592 journal article 22255 10.11646/zootaxa.4772.3.8 c7693ffd-e157-4dfe-ad25-dd8c054b07e2 1175-5326 3819768 D166A1EF-943F-44BC-86E6-15682456F2AD Key to species of Kutara (males) 1 Vertex with medial spot or transverse band ( Fig. 1B ); aedeagus with two or three apical processes, with or without basal pro- cesses.............................................................................................. 2 - Vertex without a medial spot or transverse band; aedeagus with two pairs of apical processes and pair of basal processes............................................................................................. K. grisescens 2 Subgenital plate very short, semicircular................................................................... 3 - Subgenital plate long, triangular ( Fig. 2K ).................................................................. 4 3 Aedeagus with basal processes extending to mid-length of shaft; pygofer acute caudally.......................... K. lui - Aedeagus with basal processes extending to two-thirds length of shaft; pygofer truncate caudally............. K. breviplata 4 Aedeagus with basal ventromedial keel with process.............................................. K. brunnescens - Aedeagus not as above................................................................................. 5 5 Aedeagal shaft with spines; connective not Y-shaped......................................................... 6 - Aedeagal shaft without spines; connective Y-shaped ( Fig. 2L ).................................................. 7 6 Connective T-shaped, arms similar in length to stem, widely divergent................................ K. nigrifasciata - Connective arms longer than stem, not widely separated.............................................. K. spinifera 7 Aedeagus with pair of apical and subapical processes................................................ K. tenuipenis - Aedeagus not as above................................................................................. 8 8 Aedeagal shaft with a apical process-like extension, without additional processes................................... 9 - Aedeagal shaft with three apical processes................................................................ 13 9 Pygofer side without ventrocaudal dentate process.......................................................... 10 - Pygofer side with ventrocaudal dentate process....................................................... K. costalis 10 Pygofer side broadly rounded apically.................................................................... 11 - Pygofer side tapered caudally to narrowly rounded apex.............................................. K. sinensis 11 Subgenital plate upturned apically; aedeagus without subapical lateral tooth...................................... 12 - Subgenital plate not upturned apically; aedeagus with subapical lateral tooth................................ K. striata 12 Style lateral lobe long, apophysis robust............................................................. K. crypta - Style lateral lobe short, apophysis narrow........................................................ K. transversa 13 Aedeagal shaft with a short medial process and a longer process on each side..................................... 14 - Aedeagal shaft with a single apical process-like extension beyond gonopore and a shorter process on each side ( Fig. 2 M–O)......................................................................... K. trispinosa Xu & Zhang sp. nov. 14 Basal apodeme of aedeagus with paired arms....................................................... K. producta - Basal apodeme of aedeagus without arms............................................................ K. trifida