MolluscaBase name details
Sphaerium fragilis (Meek & Hayden, 1856) †
1603023 (urn:lsid:marinespecies.org:taxname:1603023)
unaccepted (subjective synonym)
Species
fossil only
(of Cyclas fragilis Meek & Hayden, 1856 †) 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): 115 [details]
page(s): 115 [details]
MolluscaBase eds. (2025). MolluscaBase. Sphaerium fragilis (Meek & Hayden, 1856) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1603023 on 2025-09-11
Date
action
by
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original description
(of Cyclas fragilis Meek & Hayden, 1856 †) 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): 115 [details]
basis of record Prime, T. (1860). Synonymy of the Cyclades, a family of Acephalous Mollusca. Part 1. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 267-301., available online at https://www.biodiversitylibrary.org/page/26297414
page(s): 292 [details]
source of synonymy Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 115-116 [details] Available for editors
[request]
page(s): 115 [details]
basis of record Prime, T. (1860). Synonymy of the Cyclades, a family of Acephalous Mollusca. Part 1. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 267-301., available online at https://www.biodiversitylibrary.org/page/26297414
page(s): 292 [details]
source of synonymy Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 115-116 [details] Available for editors
