MolluscaBase taxon details
Pseudosassia expansa (J. De C. Sowerby, 1850) †
1561243 (urn:lsid:marinespecies.org:taxname:1561243)
accepted
Species
Eutritonium expansum (J. De C. Sowerby, 1850) † · unaccepted > superseded combination
Triton expansus J. De C. Sowerby, 1850 † · unaccepted
Tritonium expansum (J. De C. Sowerby, 1850) † · unaccepted
marine, brackish, fresh, terrestrial
fossil only
(of Triton expansus J. De C. Sowerby, 1850 †) Sowerby, J. De C. (1850). Description of, and remarks on the Tertiary shells from Bracklesham and Selsey. <em>In: Dixon, F.: The Geology and Fossils of the tertiary and cretaceous formations of Sussex, London: Longman, Brown, Green and Longmann.</em> 162-194, 222-228, pls. 2-9, 14-15., available online at https://www.biodiversitylibrary.org/page/14816969
page(s): 186, pl. 5, fig. 15 [details]
page(s): 186, pl. 5, fig. 15 [details]
MolluscaBase eds. (2025). MolluscaBase. Pseudosassia expansa (J. De C. Sowerby, 1850) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1561243 on 2025-09-11
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original description
(of Triton expansus J. De C. Sowerby, 1850 †) Sowerby, J. De C. (1850). Description of, and remarks on the Tertiary shells from Bracklesham and Selsey. <em>In: Dixon, F.: The Geology and Fossils of the tertiary and cretaceous formations of Sussex, London: Longman, Brown, Green and Longmann.</em> 162-194, 222-228, pls. 2-9, 14-15., available online at https://www.biodiversitylibrary.org/page/14816969
page(s): 186, pl. 5, fig. 15 [details]
new combination reference Vicián, Z. & Kovács, Z. (2022). Middle Eocene Tonnoidea (Caenogastropoda) from the Hungarian Paleogene Basin. <em>Fragmenta Palaeontologica Hungarica.</em> 37 (2021), 13-47., available online at https://doi.org/10.17111/FragmPalHung.2021.37.13 [details] Available for editors
[request]
page(s): 186, pl. 5, fig. 15 [details]
new combination reference Vicián, Z. & Kovács, Z. (2022). Middle Eocene Tonnoidea (Caenogastropoda) from the Hungarian Paleogene Basin. <em>Fragmenta Palaeontologica Hungarica.</em> 37 (2021), 13-47., available online at https://doi.org/10.17111/FragmPalHung.2021.37.13 [details] Available for editors
