Traits name details
original description
Amalitzky, W. (1892). Ueber die Anthracosien der Permformation Russlands. <em>Palaeontographica.</em> 39: 125–212., available online at https://www.biodiversitylibrary.org/page/33297224 page(s): 150, pl. 19, figs 18, 19 [details]
additional source
Gusev, A. K. (1990). Nemorskiye dvustvorchatyye mollyuski verkhney permi Yevropeyskoy chasti SSSR [Upper Permian non-marine bivalves of the European part of the USSR]. Izdatel'stvo Kazanskogo universiteta, Kazan, 295 pp. page(s): 108 [details] Available for editors 
additional source
Schmidt, A. (1908). Oberkarbonische und permische Zweischaler aus dem Gebiet der Saar und Nahe. <em>Geognostische Jahreshefte.</em> 19: 119-138, pl. 1. page(s): 126 [details] 
additional source
Maslennikov, D. F. (1935). Verkhne-permskiye plastinchatozhabernyye severnogo kraya [The Upper Permian pelecypods of the northern region]. <em>Trudy Tsentral'nogo nauchno-issledovatel'skogo geologo-razvedochnogo instituta (TsNIGRI).</em> 29: 1-124, pls. 1-6. page(s): 36 [details] Available for editors 
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