A new species of Longtania Ding from China and redescription of the male genitalia of Platytibia ferruginea Ding (Hemiptera: Fulgoromorpha: Delphacidae) Author Qin, Dao-Zheng Author Zhang, Ya-Lin text Zootaxa 2009 1979 62 68 journal article 10.5281/zenodo.185232 997eb0b5-c777-453b-a619-3484af8b1cf3 1175-5326 185232 Key to species of Longtania (male) 1 Aedeagus nearly straight in lateral view, with reflexed spine subapically, medially with 3 spines; outer angle of paramere triangularly produced laterad in caudal view ............................................................................ L. picea Ding - Aedeagus curved dorsad in lateral view ( Figs 9, 11, 12 ), lacking reflexed spine subapically, submedially with 4 spines ( Fig. 11 ); outer angle of paramere roundly produced laterad in caudal view ( Fig. 15 ) .......... L. arcuata sp.nov.