Traits taxon details
original description
Knight, J. B. (1930). The gastropods of the Saint Louis, Missouri, Pennsylvanian outlier: the Pseudozygopleurinae. <em>Journal of Paleontology.</em> 4 (Suppl. 1): 78 pp., 5 pls. page(s): 15, 62 [details] Available for editors
basis of record
Mazaev A.V. (2019). Lower Permian Gastropods of Shakhtau (Asselian–Sakmarian Boundary Beds, Southern Cisuralia). <em>Paleontological Journal.</em> 53(12): 1237-1345. page(s): 1335 [details] Available for editors
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