MolluscaBase taxon details
Bactroceras inopinatum (Stauffer, 1937) †
1867495 (urn:lsid:marinespecies.org:taxname:1867495)
accepted
Species
Cameroceras inopinatum Stauffer, 1937 † · unaccepted > superseded combination
Clitendoceras inopinatum (Stauffer, 1937) † · unaccepted > superseded combination
Eobactrites inopinatum (Stauffer, 1937) † · unaccepted > superseded combination
marine, brackish, fresh, terrestrial
fossil only
(of Cameroceras inopinatum Stauffer, 1937 †) Stauffer, C. R. (1937). A diminutive fauna from the Shakopee Dolomite (Ordovician) at Cannon Falls, Minnesota. <em>Journal of Paleontology.</em> 11(1): 55-60.
page(s): 59, pl. 11, fig. 1-3 [details] Available for editors
[request]
page(s): 59, pl. 11, fig. 1-3 [details] Available for editors
[request]
Type locality contained in Minnesota
type locality contained in Minnesota [from synonym] [view taxon] [details]
MolluscaBase eds. (2026). MolluscaBase. Bactroceras inopinatum (Stauffer, 1937) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1867495 on 2026-06-10
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original description
(of Cameroceras inopinatum Stauffer, 1937 †) Stauffer, C. R. (1937). A diminutive fauna from the Shakopee Dolomite (Ordovician) at Cannon Falls, Minnesota. <em>Journal of Paleontology.</em> 11(1): 55-60.
page(s): 59, pl. 11, fig. 1-3 [details] Available for editors [request]
basis of record Flower, R. H. (1964). The nautiloid order Ellesmeroceratida (Cephalopoda). <em>State Bureau of Mines and Mineral Resources New Mexico Institute of Mining and Technology, Memoir.</em> 12: 1-234., available online at https://geoinfo.nmt.edu/publications/monographs/memoirs/downloads/12/Memoir-12.pdf
page(s): 108 [details]
additional source Evans, D. H. (2005). The Lower and Middle Ordovician cephalopod faunas of England and Wales. <em>Monographs of the Palaeontographical Society.</em> 158(623): 1-77., available online at https://doi.org/10.1080/25761900.2022.12131803
page(s): 31; note: Syononymised Eobactrites and Bactroceras, but species likely belongs to a different genus. [details] Available for editors [request]
page(s): 59, pl. 11, fig. 1-3 [details] Available for editors
[request]basis of record Flower, R. H. (1964). The nautiloid order Ellesmeroceratida (Cephalopoda). <em>State Bureau of Mines and Mineral Resources New Mexico Institute of Mining and Technology, Memoir.</em> 12: 1-234., available online at https://geoinfo.nmt.edu/publications/monographs/memoirs/downloads/12/Memoir-12.pdf
page(s): 108 [details]
additional source Evans, D. H. (2005). The Lower and Middle Ordovician cephalopod faunas of England and Wales. <em>Monographs of the Palaeontographical Society.</em> 158(623): 1-77., available online at https://doi.org/10.1080/25761900.2022.12131803
page(s): 31; note: Syononymised Eobactrites and Bactroceras, but species likely belongs to a different genus. [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
