MolluscaBase name details
Lymnea diaphana J. Evans & Shumard, 1856 †
1419903 (urn:lsid:marinespecies.org:taxname:1419903)
unaccepted > superseded combination (genus misspelt)
Species
Lymnea [sic] accepted as Lymnaea Lamarck, 1799
fossil only
Evans, J. & Shumard, B. F. (1856). Descriptions of new fossil species from the fresh water Tertiary Formation of Nebraska, Collected by the North Pacific Railroad Expedition, under Gov. J. J. Stevens. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 7: 164-165., available online at https://www.biodiversitylibrary.org/page/26299385
page(s): 165 [details]
page(s): 165 [details]
Note Poeno Creek ("Nebraska Territory, in the...
From editor or global species database
Type locality Poeno Creek ("Nebraska Territory, in the vicinity of Peno Creek, a small tributary of Teton or Little Missouri River, about ninety miles from Fort Pierr Chouteau"), Pennington County, South Dakota, United States; White River Formation, late Eocene to early Oligocene [details]
Homonymy Junior homonym of Lymnaea diaphana King, 1832; no replacement name or junior synonym available.
Homonymy Junior homonym of Lymnaea diaphana King, 1832; no replacement name or junior synonym available. [details]
MolluscaBase eds. (2021). MolluscaBase. Lymnea diaphana Evans & Shumard, 1856 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1419903 on 2025-09-11
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original description
Evans, J. & Shumard, B. F. (1856). Descriptions of new fossil species from the fresh water Tertiary Formation of Nebraska, Collected by the North Pacific Railroad Expedition, under Gov. J. J. Stevens. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 7: 164-165., available online at https://www.biodiversitylibrary.org/page/26299385
page(s): 165 [details]
page(s): 165 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Homonymy Junior homonym of Lymnaea diaphana King, 1832; no replacement name or junior synonym available. [details]Type locality Poeno Creek ("Nebraska Territory, in the vicinity of Peno Creek, a small tributary of Teton or Little Missouri River, about ninety miles from Fort Pierr Chouteau"), Pennington County, South Dakota, United States; White River Formation, late Eocene to early Oligocene [details]
