MolluscaBase name details
Sphaerium subtrigonum (Dunker, 1843) †
1603118 (urn:lsid:marinespecies.org:taxname:1603118)
uncertain > taxon inquirendum
Species
Cyclas subtrigona Dunker, 1843 † · unaccepted > superseded combination
marine, fresh, terrestrial
fossil only
(of Cyclas subtrigona Dunker, 1843 †) Dunker, W. (1843). Ueber den norddeutschen sogenannten Wälderthon und dessen Versteinerungen. <em>Programm der höheren Gewerbschule in Cassel. Schulcursus von Michaelis 1843 bis Ostern 1844.</em> pp. 1-46.
page(s): 36 [details]
page(s): 36 [details]
Type locality contained in Germany
type locality contained in Germany [from synonym] [view taxon] [details]
Status Status and classification unclear, not discussed in the literature of the 20th and 21st century; also, perhaps not a sphaeriid.
Status Status and classification unclear, not discussed in the literature of the 20th and 21st century; also, perhaps not a sphaeriid. [details]
MolluscaBase eds. (2025). MolluscaBase. Sphaerium subtrigonum (Dunker, 1843) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1603118 on 2025-09-11
Date
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original description
(of Cyclas subtrigona Dunker, 1843 †) Dunker, W. (1843). Ueber den norddeutschen sogenannten Wälderthon und dessen Versteinerungen. <em>Programm der höheren Gewerbschule in Cassel. Schulcursus von Michaelis 1843 bis Ostern 1844.</em> pp. 1-46.
page(s): 36 [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): 299 [details]
page(s): 36 [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): 299 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Status Status and classification unclear, not discussed in the literature of the 20th and 21st century; also, perhaps not a sphaeriid. [details]
