Korovchinsky N.M.1, Dubovskaya O.P.2 2014. New records of Diaphanosoma pseudodubium Korovchinsky, 2000 (Crustacea: Cladocera: Sididae) from Eastern Siberia, with description of the males // Arthropoda Selecta. Vol.23. No.4: 355–361 [in English].

1 A.N. Severtsov Institute of Ecology and Evolution, Leninsky prospect 33, Moscow 119071, Russia, e-mail: nmkor@yandex.ru

2 Institute of Biophysics of Siberian Branch of Russian Academy of Science, Akademgorodok 50/50, Krasnoyarsk 660036, Russia, e-mail: dubovskaya@ibp.krasn.ru

KEY WORDS: Diaphanosoma pseudodubium, description of male, Eastern Siberia, geographic distribution.

ABSTRACT. The males of rare species Diaphanosoma pseudodubium Korovchinsky, 2000 are described for the first time from the basins of Vilyui River (Central Yakutia) and the Lower Yenisei River (Krasnoyarsk region). This is supplemented by the description of some morphological structures of females, which were previously missed. Based on known localities it may be suggested that range of the species embraces the vast area of the Eastern Siberia and the Far East.

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