Leafhopper subfamily Ledrinae of the Indian subcontinent: 1. Description of Yelahanka gen. nov. (Hemiptera: Cicadellidae) with seven new species and new combinations Author Viraktamath, C. A. Department of Entomology, University of Agricultural Sciences, GKVK, Bengaluru 560065, India. Author Webb, M. D. 0000-0002-1312-6142 Department of Life Science, The Natural History Museum, Cromwell Road, London SW 7 5 BD, United Kingdom. m. webb @ nhm. ac. uk; https: // orcid. org / 0000 - 0002 - 1312 - 6142 m.webb@nhm.ac.uk Author Yeshwanth, H. M. 0000-0002-5104-3401 Department of Entomology, University of Agricultural Sciences, GKVK, Bengaluru 560065, India. & hmyeshwanth @ gmail. com; https: // orcid. org / 0000 - 0002 - 5104 - 3401 hmyeshwanth@gmail.com text Zootaxa 2021 2021-01-25 4915 4 451 480 journal article 8511 10.11646/zootaxa.4915.4.1 54419de4-eeba-40b7-85f6-a6e84ebab356 1175-5326 4461403 0FD3E55F-732F-456E-B2B7-458CE28A0D9F Key to species of Yelahanka gen. nov. 1. Mesonotum with three raised crest-like projections ( Figs 1 B, D )............................. Y . canaraica sp. nov . - Mesonotum smooth, without crest-like projections ( Figs 1 F, H, J )........................................... 2 2. Pronotum with grey or silvery white borders on anterior and lateral margins ( Figs 3 F–J, 4 G–H).................... 3 - Pronotum without grey or silvery white borders but may be laterally black or dark brown ( Figs 1 D–J, 3 C–D)......... 4 3. Hind tibia setal row PD with two macrosetae ( Fig. 7 B ); aedeagal shaft with one long and one short subapical process ( Figs 11 F–G).................................................................... Y . granulosa (Distant) (part) - Hind tibia setal row PD with four macrosetae ( Fig. 7 H ); aedeagal shaft without subapical processes ( Figs 15 G–H)....................................................................................... Y . punctata (Walker) 4. Crown and pronotum with small red punctations ( Figs 1 E–F); aedeagal shaft sinuate near apex, with distal lateral angular projections ( Figs 12 F–H)........................................................... Y. kodaiensis sp. nov . - Crown and pronotum without red punctations ( Figs 5 A–E); aedeagal shaft not sinuate near apex but curved smoothly, with pair of slender subapical to apical processes ( Figs 16 H , 17 I )............................................... 5 5. Male pygofer process branched at apex ( Figs 14 C , 18 A–B)................................................ 6 - Male pygofer process not branched at apex ( Fig. 11 A ), at most with a small projection near base................... 7 6. Male pygofer apical process 3-branched ( Fig. 18 A–B)....................................... Y. trifida sp. nov. - Male pygofer apical process multi-branched ( Fig. 14 C )..................................... Y. nepalica sp. nov . 7. Aedeagus with subapical processes unequal, longer process about half as long as shaft ( Figs 11 G , 13 G–I)............ 8 - Aedeagus with subapical processes equal, each process at most ¼ as long as shaft ( Figs 16 G–H, 17 H–I)............. 9 8. Style apical process distally narrowed and pointed ( Fig. 11 C ); longer process of aedeagal shaft with apex broadened and rounded, shorter process slender and of uniform width ( Figs 11 F–G).................... Y. granulosa (Distant) (part) - Style apical process distally broadened and truncate ( Fig. 13 C ); longer process of aedeagal shaft with apex narrowed and pointed, shorter process broad at base ( Figs 13 G–I)........................................ Y. montana sp. nov . 9. Aedeagal shaft processes slender and curved ( Figs 17 H–I)................................ Y. sikkimensis sp. nov . - Aedeagal shaft processes stouter and straighter, not curved ( Figs 16 G–H)................... Y. shillongensis sp. nov .