Description of a new species of the leafhopper genus Reticuluma Cheng & Li, 2005 (Hemiptera: Cicadellidae: Penthimiini) from China with a key to species Author Xu, Tielong Institute of Entomology, Guizhou University; The Provincial Key Laboratory for Agricultural Pest Management Mountainous Region, Guiyang, Guizhou 550025, China & xu 18286112617 @ 163. com; https: // orcid. org / 0000 - 0002 - 8063 - 6150 Author Yu, Zhou Institute of Entomology, Guizhou University; The Provincial Key Laboratory for Agricultural Pest Management Mountainous Region, Guiyang, Guizhou 550025, China & yuchoudl @ 126. com; https: // orcid. org / 0000 - 0003 - 1525 - 7282 Author Dai, Renhuai Institute of Entomology, Guizhou University; The Provincial Key Laboratory for Agricultural Pest Management Mountainous Region, Guiyang, Guizhou 550025, China & rhdai 69 @ 163. com; https: // orcid. org / 0000 - 0001 - 7652 - 6808 Author Yang, Maofa Institute of Entomology, Guizhou University; The Provincial Key Laboratory for Agricultural Pest Management Mountainous Region, Guiyang, Guizhou 550025, China & gdgdly @ 126. com; https: // orcid. org / 0000 - 0002 - 5523 - 6825 text Zootaxa 2020 2020-07-06 4809 1 177 186 journal article 10.11646/zootaxa.4809.1.11 1175-5326 3933846 3DA3A3D3-7A57-4BB0-A499-8ED14528EE1C Key to males of Reticuluma 1. Pygofer side with process at apex on lateral margin................................................... R . citrana - Pygofer side without process at apex on lateral margin........................................................ 2 2. Aedeagus with pair of processes......................................................................... 3 - Aedeagus without process.............................................................................. 7 3. Aedeagal shaft with a pair of tuberculate basal processes extended dorsolaterally ( Fig. 3K )................ R . lageniformia - Aedeagal shaft without tuberculate basal process............................................................ 4 4. Aedeagal shaft with pair of wing-shaped basal processes in lateral margin ( Figs. 2E , 3O )............ R . bipennata sp. nov. - Aedeagal shaft with a pair of processes inserted preapically on shaft or at the end of shaft............................ 5 5. Aedeagal shaft with pair of apical processes ( Fig. 3B )................................................. R . spinata - Aedeagal shaft with pair of preapical processes............................................................. 6 6. Lateral flange of aedeagus processes with jagged margin ( Fig. 3I )....................................... R . testacea - Processes near aedeagus apex smooth and hook-like ( Fig. 3D ).............................................. R . lini 7. Apex of aedeagus broad with two small teeth on each side at apex ( Fig. 3G )................................. R . eurya - Apex of aedeagus finger-like............................................................................ 8 8. Aedeagus dorsal apodeme short, preatrium small ( Fig. 3F ).............................................. R . dactyla - Aedeagus preatrium and dorsal apodeme developed and plate-like ( Fig. 3N )................................ R . hamata