MolluscaBase taxon details
Protocycloceras affine Ulrich, Foerste, A. K. Miller & Unklesbay, 1944 †
1782205 (urn:lsid:marinespecies.org:taxname:1782205)
accepted
Species
marine, brackish, fresh, terrestrial
fossil only
Ulrich, E. O.; Foerste, A. F.; Miller, A. K.; Unklesbay, A. G. (1944). Ozarkian and Canadian Cephalopods: Part III: Longicones and Summary. <em>Geological Society of America Special Papers.</em> 59: 1-226., available online at https://doi.org/10.1130/spe58
page(s): 81, pl. 41, figs 9-13; pl. 42, fig. 10 [details] Available for editors
[request]
page(s): 81, pl. 41, figs 9-13; pl. 42, fig. 10 [details] Available for editors
[request]
Type locality contained in Québec
type locality contained in Québec [details]
MolluscaBase eds. (2026). MolluscaBase. Protocycloceras affine Ulrich, Foerste, A. K. Miller & Unklesbay, 1944 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1782205 on 2026-05-30
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Ulrich, E. O.; Foerste, A. F.; Miller, A. K.; Unklesbay, A. G. (1944). Ozarkian and Canadian Cephalopods: Part III: Longicones and Summary. <em>Geological Society of America Special Papers.</em> 59: 1-226., available online at https://doi.org/10.1130/spe58
page(s): 81, pl. 41, figs 9-13; pl. 42, fig. 10 [details] Available for editors [request]
basis of record Flower, R. H. (1964). Nautiloid shell morphology. <em>New Mexico Bureau of Mining & Mineral Resources, Memoir.</em> 13: 1-79., available online at https://doi.org/10.58799/m-13
page(s): 54, pl. 4, fig. 37 [details] Available for editors [request]
page(s): 81, pl. 41, figs 9-13; pl. 42, fig. 10 [details] Available for editors
[request]basis of record Flower, R. H. (1964). Nautiloid shell morphology. <em>New Mexico Bureau of Mining & Mineral Resources, Memoir.</em> 13: 1-79., available online at https://doi.org/10.58799/m-13
page(s): 54, pl. 4, fig. 37 [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
