MolluscaBase taxon details
Ormoceras Stokes, 1840 †
1731671 (urn:lsid:marinespecies.org:taxname:1731671)
accepted
Genus
Ormoceras bayfieldi Stokes, 1840 † (type by subsequent designation)
- Species Ormoceras bayfieldi Stokes, 1840 †
- Species Ormoceras heckeri Teichert, 1930 †
- Species Ormoceras langkawiense Kobayashi, 1959 † accepted as Sibumasuoceras langkawiense (Kobayashi, 1959) † (unaccepted > superseded combination)
- Species Ormoceras chinense Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras kimurai Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras manchuriense Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras nagaoi Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras orientale Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras proximum Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras taii Endo, 1932 † (uncertain > unassessed)
- Species Ormoceras taitzuense Endo, 1932 † (uncertain > unassessed)
marine, brackish, fresh, terrestrial
fossil only
neuter
Stokes Ch. (1840). On some species of Orthocerata. <em>Transactions of the Geological Society of London, series 2.</em> 5: 705-714., available online at https://www.biodiversitylibrary.org/page/36235981
page(s): 709 [details]
page(s): 709 [details]
MolluscaBase eds. (2025). MolluscaBase. Ormoceras Stokes, 1840 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1731671 on 2025-09-11
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Stokes Ch. (1840). On some species of Orthocerata. <em>Transactions of the Geological Society of London, series 2.</em> 5: 705-714., available online at https://www.biodiversitylibrary.org/page/36235981
page(s): 709 [details]
basis of record Holland, C. H. (1998). The nautiloid cephalopod order Actinocerida in the British Silurian. <em>Palaeontology.</em> 41: 183-192., available online at https://www.biodiversitylibrary.org/page/49739260 [details]
additional source Kröger, B. (2025). The Lyckholm acme of cephalopods – Review of the late Katian (Vormsi–Pirgu regional stages) Ordovician cephalopods of Estonia. <em>European Journal of Taxonomy.</em> 978: 1-169., available online at https://doi.org/10.5852/ejt.2025.978.2801
page(s): 19 [details] Available for editors
[request]
page(s): 709 [details]
basis of record Holland, C. H. (1998). The nautiloid cephalopod order Actinocerida in the British Silurian. <em>Palaeontology.</em> 41: 183-192., available online at https://www.biodiversitylibrary.org/page/49739260 [details]
additional source Kröger, B. (2025). The Lyckholm acme of cephalopods – Review of the late Katian (Vormsi–Pirgu regional stages) Ordovician cephalopods of Estonia. <em>European Journal of Taxonomy.</em> 978: 1-169., available online at https://doi.org/10.5852/ejt.2025.978.2801
page(s): 19 [details] Available for editors
[request]