MolluscaBase name details
Unio tumidus var. fridmani Zhadin, 1938
1453991 (urn:lsid:marinespecies.org:taxname:1453991)
unaccepted (a junior synonym)
Variety
recent only
Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 86, fig. 21 [details] Available for editors
[request]
page(s): 86, fig. 21 [details] Available for editors

Note Russia, Perm Territory (= Permsky Krai),...
Type locality Russia, Perm Territory (= Permsky Krai), Sumych River [details]
MolluscaBase eds. (2025). MolluscaBase. Unio tumidus var. fridmani Zhadin, 1938. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1453991 on 2025-03-30
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original description
Zhadin V.I. (1938). Family Unionidae. <em>Fauna of the USSR. Mollusks.</em> 4(1): 1-170. (in Russian).
page(s): 86, fig. 21 [details] Available for editors
[request]
source of synonymy Vinarski, M. V.; Kantor, Yu. I. (2016). Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of Russian Academy of Science, Moscow, 544 pp.
page(s): 23 [details] Available for editors
[request]
page(s): 86, fig. 21 [details] Available for editors

source of synonymy Vinarski, M. V.; Kantor, Yu. I. (2016). Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of Russian Academy of Science, Moscow, 544 pp.
page(s): 23 [details] Available for editors

From editor or global species database
Type locality Russia, Perm Territory (= Permsky Krai), Sumych River [details]