Spring and autumn fauna of Cladocera (Crustacea: Branchiopoda) in the center of East Asia plain: Hunan and Hubei Provinces of China Author Dadykin, Ivan A. Department of Invertebrate Zoology, Biological Faculty, M. V. Lomonosov Moscow State University, Leninskie Gory 1 - 12, Moscow 119991, Russia. Author Sinev, Artem Y. Biological Faculty, Shenzhen MSU-BIT University, No. 1, International University Park Road, Dayun New Town, Longgang District, Shenzhen, Guangdong Province, 518172, China. & Department of Invertebrate Zoology, Biological Faculty, M. V. Lomonosov Moscow State University, Leninskie Gory 1 - 12, Moscow 119991, Russia. Author Gu, Yangliang China Institute of Environmental Sciences, Ministry of Ecology and Environment No. 16 - 18, Ruihe Road, Huangpu District, Guangzhou 510535, China. & Department of Ecology and Institute of Hydrobiology, Jinan University, Guangzhou 510632, China. Author Han, Bo-Ping Department of Ecology and Institute of Hydrobiology, Jinan University, Guangzhou 510632, China. text Zootaxa 2023 2023-11-28 5380 1 1 25 https://mapress.com/zt/article/download/zootaxa.5380.1.1/52355 journal article 280018 10.11646/zootaxa.5380.1.1 0778d64c-644d-4bdb-8dde-3ebfd34dc7e9 1175-5326 10212806 D8256C0A-FD09-4EBB-90A0-69542E09C8BD Daphnia ( Daphnia ) obtusa Kurz, 1874 . A common planktonic species in spring, abundant in lakes, ponds and rice fields, in autumn found only in a single rice field (A38), but abundant here. Ephippial females occurred in spring in a lake (S20) and a rice field (S27). A widespread Palearctic species or species complex ( Maruoka et al. 2018 ; Korovchinsky et al. 2021 ). For description see Korovchinsky et al. (2021) .