A key to the genera of Issini (Hemiptera: Fulgoromorpha: Issidae) of China and neighbouring countries, with descriptions of a new genus and two new species Author Rui Meng Author Yinglun Wang Author Daozheng Qin text European Journal of Taxonomy 2016 181 1 25 journal article 51584 10.5852/ejt.2016.181 96267bab-f85d-409d-bb95-5065744fba53 2118-9773 269259 urn:lsid:zoobank.org:pub:BAA1A445-2005-421F-81C2-493851B1F689 Yangissus Chen, Zhang & Chang, 2014 Yangissus Chen, Zhang & Chang, 2014: 146 (type species: Yangissus maolanensis Chen, Zhang & Chang, 2014 , by original designation ). Diagnosis The genus can be recognized by the following characters: medium-sized; vertex twice as wide as long; frons with median carina reaching to middle, submedian carina feeble; tegmen with Sc reaching over middle, MP and CuA forked near middle; hind wing trilobed; lateral lobe of phallobase with complicated processes near apex; aedeagus without ventral process.