Russell, L.S. (1956). Nonmarine Mollusca from the North Park Formation of Saratoga Valley, Wyoming. <em>Journal of Paleontology.</em> 30(5): 1260-1263. page(s): 1262-1263, textfigs 4A-C [details] Available for editors [request]
original descriptionRussell, L.S. (1956). Nonmarine Mollusca from the North Park Formation of Saratoga Valley, Wyoming. <em>Journal of Paleontology.</em> 30(5): 1260-1263. page(s): 1262-1263, textfigs 4A-C [details] Available for editors [request]
additional sourcePierce, H.G.; Rasmussen, D.L. (1992). The nonmarine mollusks of the Late Oligocene-Early Miocene Cabbage Patch fauna of western Montana. I. Geologic setting and the family Pupillidae (Pulmonata: Stylommatophora). <em>Journal of Paleontology.</em> 66(1): 39-52. page(s): 46, 47 [details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality
Classification Genus classification uncertain [details] Type locality "Holroyd Park, in the SE 4 sec. 8, T. 12 N., R. 81 W., Carbon County, Wyoming", United States [details]
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