original description
Rozanov, A.Y., Missarzhevsky, V.V., Volkova, N.A., Voronova, L.G., Krylov, I.N., Keller, B.M., Koroljuk, I.K., Lendzion, K., Michniak, R., Pychova, N.G. & Sidorov, A.D. (1969). Tommotian stage and the Cambrian lower boundary problem. <em>Trudy Ordena Trudovogo Krasnogo Znameni Geologicheskiy institut.</em> 206: 1-380, 79 figures, 15 tables, 55 plates. [in Russian].
page(s): 142, pl. IV, figs. 9, 13 [details] Available for editors [request]
basis of record
Parkhaev, P. Y.; Demidenko, Y. E. (2010). Zooproblematica and mollusca from the Lower Cambrian Meishucun section (Yunnan, China) and taxonomy and systematics of the Cambrian small shelly fossils of China. <em>Paleontological Journal.</em> 44(8): 883-1161., available online at https://doi.org/10.1134/s0031030110080010
page(s): 1028 [details] Available for editors [request]
From editor or global species database
Type locality Russia, Yakutia, middle course of the Lena River, near Churan settlement [details]