MolluscaBase name details
Unio priscus Meek & Hayden, 1856 †
1503016 (urn:lsid:marinespecies.org:taxname:1503016)
unaccepted > superseded combination
Species
- Variety Unio priscus var. abbreviatus Stanton & Hatcher, 1905 † accepted as Plesielliptio abbreviatus (Stanton & Hatcher, 1905) † (superseded rank and combination)
fossil only
Meek, F.B.; Hayden, F.V. (1856). Descriptions of New Species of Acephala and Gastropoda, from the Tertiary formations of Nebraska Territory, with some general remarks on the Geology of the country about the sources of the Missouri River. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 8: 111-126., available online at https://www.biodiversitylibrary.org/page/1935165
page(s): 117 [details]
page(s): 117 [details]
Holotype USNM 2162
, Note "Yellowstone River, forty miles above the...
Holotype USNM 2162 [details]
Type locality "Yellowstone River, forty miles above the mouth", Montana, USA; Fort Union Fm., Eocene [details]
MolluscaBase eds. (2021). MolluscaBase. Unio priscus Meek & Hayden, 1856 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1503016 on 2025-09-11
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original description
Meek, F.B.; Hayden, F.V. (1856). Descriptions of New Species of Acephala and Gastropoda, from the Tertiary formations of Nebraska Territory, with some general remarks on the Geology of the country about the sources of the Missouri River. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 8: 111-126., available online at https://www.biodiversitylibrary.org/page/1935165
page(s): 117 [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 89-90 [details] Available for editors
[request]
page(s): 117 [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 89-90 [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
Holotype USNM 2162 [details]
From editor or global species database
Type locality "Yellowstone River, forty miles above the mouth", Montana, USA; Fort Union Fm., Eocene [details]
