Review of the leafhopper genus Thaia Ghauri and related genera (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) Author Cao, Yanghui 0000-0002-0515-0767 Key Laboratory of Plant Protection Resources and Pest Management, National Ministry of Education, Entomological Museum, Northwest A & F University, Yangling, Shaanxi 712100, P. R. China & Illinois Nature History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 1816 S Oak St., Champaign, IL 61820, USA & caoyh @ illinois. edu; https: // orcid. org / 0000 - 0002 - 0515 - 0767 caoyh@illinois.edu Author Dmitriev, Dmitry A. 0000-0002-3293-4794 Illinois Nature History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 1816 S Oak St., Champaign, IL 61820, USA & arboridia @ gmail. com; https: // orcid. org / 0000 - 0002 - 3293 - 4794 arboridia@gmail.com Author Dietrich, Christopher H. 0000-0003-4005-4305 Illinois Nature History Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 1816 S Oak St., Champaign, IL 61820, USA & chdietri @ illinois. edu; https: // orcid. org / 0000 - 0003 - 4005 - 4305 chdietri@illinois.edu Author Zhang, Yalin Key Laboratory of Plant Protection Resources and Pest Management, National Ministry of Education, Entomological Museum, Northwest A & F University, Yangling, Shaanxi 712100, P. R. China text Zootaxa 2020 2020-10-28 4868 3 331 367 journal article 8891 10.11646/zootaxa.4868.3.2 03a9be04-f633-4adc-8397-058c282f216b 1175-5326 4417761 256D29E7-5148-415C-AD06-5F1F6D986887 2. Pseudothaia striata Kuoh, 1982 Figs 17 , 20 q–t Pseudothaia striata Kuoh, 1982: 402 , Fig. 5 Material examined. CHINA : 2♂ 1♀ , Hainan Prov. , Mt. Diaoluo , 1 v 1983 , coll. Yalin Zhang ; 1♂ , Hainan Prov. , Mt. Diaoluo , 4 vi 1983 , light trap , coll. Yalin Zhang ; 17♂ 29♀ , Hainan Prov. , Liangyuan , 30 v 1983 , coll. Yalin Zhang ; 6♂ 4♀ , Hainan Prov. , Yacheng , 8 vi 1983 , coll. Yalin Zhang ; 1♂ , Hainan Prov. , Haikou , 13 vi 1983 , coll. Yalin Zhang ; 31♂ 28♀ , Hainan Prov. , Qiongzhong , 4 vi 1983 , coll. Yalin Zhang ; 6♂ 11♀ , Hainan Prov. , Mt. Diaoluo , 1 vi 2007 , coll. Yani Duan ; 1♂ 1♀ , Hainan , Prov. , Mt. Jianfeng , 5 vi 2007 , coll. Yani Duan ; 4♂ 1♀ , Hainan Prov. , Mt. Bawang , 10 vi 2007 ; coll. Yani Duan ; 3♂ 3♀ , Hainan Prov. , Mt. Diaoluo , 140m , 09 iv 2008 , coll. Qiulei Men ; 1♂ , Guangdong Prov. , Zhaoqing , Mt. Dinghu , 19 vi 1983 , light trap , coll. Yalin Zhang ; 1♂ , Sichuan Prov. , Mt. Emei , Xianfeng Temple , 1450 m , 31 x 1999 , coll. Daozheng Qin. [ NWAFU ] . Remarks. In the original description of the genus and the type species, the aedeagus was described as with a pair of long lamellate processes dorso-basad, which may refer to the transversely expanded dorsal apodeme. The aedeagal process is absent for both species examined in this study. Distribution. China ( Guangdong , Hainan , Sichuan ).