MolluscaBase taxon details
original description
Clark, B. L. (1938). Fauna of the Markley Formation (Upper Eocene) on Pleasant Creek, California. <em>Bulletin of the Geological Society of America.</em> 49: 683-730., available online at https://doi.org/10.1130/GSAB-49-683 page(s): 698, pl. 1, figs 4, 8, 12, 19, 24 [details] Available for editors [request]
From editor or global species database
Type locality Vacaville (Pleasant Creek, near Brink ranch), California, United States [details]
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