Bosminidae Baird, 1845 sensu Sars, 1865

Family Bosminidae Baird, 1845 sensu Sars, 1865 View in CoL View at ENA

Bosmina ( Sinobosmina) fatalis Burckhardt, 1924 . Most common planktonic species in the studied material, found in all eight large lakes, very abundant and usually dominant in plankton samples in November, less numerous in January and March. Few males and ephippial females were present in some November samples, January and March samples contained only parthenogenetic females. B. fatalis is an East Asian species distributed from the Russian Far East to South-East Asia ( Korovchinsky et al. 2021b).

Bosminopsis zernowi Linko, 1901 View in CoL . Planktonic species found in November only, in Tou and Weishan lakes, and in smaller water bodies (N13, N18–20), never numerous in studied samples. The species is widespread in North Eurasia, including China ( Garibian et al. 2021a). B. zernowi View in CoL was previously recorded in China as B. deitersi Richard, 1895 View in CoL ( Xiang et al. 2015), the latter taxon shown to be distributed in America only.