MolluscaBase taxon details
Spyroceras Hyatt, 1884 †
1742011 (urn:lsid:marinespecies.org:taxname:1742011)
accepted
Genus
Orthoceras crotalum J. Hall, 1879 † accepted as Spyroceras crotalum (J. Hall, 1879) † (type by original designation)
- Species Spyroceras crotalum (J. Hall, 1879) †
- Species Spyroceras cyrtopatronus Kröger, 2008 †
- Species Spyroceras fukujiense Niko, 1996 †
- Species Spyroceras latepatronus Kröger, 2008 †
- Species Spyroceras patronus (Barrande, 1866) †
- Species Spyroceras oppletum Flower, 1939 † (uncertain > unassessed)
- Species Spyroceras alternistriatum Strand, 1934 † accepted as Gorbyoceras alternistriatum (Strand, 1934) † (unaccepted > superseded combination)
- Species Spyroceras anellus (Conrad, 1843) † accepted as Anaspyroceras annellus (Conrad, 1843) † (unaccepted > misspelling - incorrect subsequent spelling)
- Species Spyroceras annellus (Conrad, 1843) † accepted as Anaspyroceras annellus (Conrad, 1843) † (unaccepted > superseded combination)
- Species Spyroceras calvini Foerste, 1936 † accepted as Gorbyoceras calvini (Foerste, 1936) † (unaccepted > superseded combination)
- Species Spyroceras clathratoannulatum (C. F. Roemer, 1861) † accepted as Gorbyoceras clathratoannulatum (C. F. Roemer, 1861) † (unaccepted > superseded combination)
- Species Spyroceras cylindratum Foerste, 1932 † accepted as Anaspyroceras cylindratum (Foerste, 1932) † (unaccepted > superseded combination)
- Species Spyroceras cylindricum Foerste, 1932 † accepted as Anaspyroceras cylindratum (Foerste, 1932) † (unaccepted > misspelling - incorrect subsequent spelling)
- Species Spyroceras ferum (Billings, 1866) † accepted as Gorbyoceras ferum (Billings, 1866) † (unaccepted > superseded combination)
- Species Spyroceras geronticum Foerste & Savage, 1927 † accepted as Gorbyoceras geronticum (Foerste & Savage, 1927) † (unaccepted > superseded combination)
- Species Spyroceras gorbyi (S. A. Miller, 1894) † accepted as Gorbyoceras gorbyi (S. A. Miller, 1894) † (unaccepted > superseded combination)
- Species Spyroceras hammelli (Foerste, 1910) † accepted as Gorbyoceras hammelli (Foerste, 1910) † (unaccepted > superseded combination)
- Species Spyroceras iowense Foerste, 1932 † accepted as Gorbyoceras iowense (Foerste, 1932) † (unaccepted > superseded combination)
- Species Spyroceras melolineatum Niko, 1996 † accepted as Suloceras melolineatum (Niko, 1996) † (unaccepted > superseded combination)
- Species Spyroceras microlineatum Foerste, 1928 † accepted as Gorbyoceras microlineatum (Foerste, 1928) † (unaccepted > superseded combination)
- Species Spyroceras parksi Foerste, 1924 † accepted as Gorbyoceras parksi (Foerste, 1924) † (unaccepted > superseded combination)
- Species Spyroceras perroti (J. M. Clarke, 1897) † accepted as Gorbyoceras perroti (J. M. Clarke, 1897) † (unaccepted > superseded combination)
- Species Spyroceras saxbyense Stumbur, 1956 † accepted as Palaeodawsonocerina senckenbergi (Teichert, 1930) † (unaccepted > junior subjective synonym)
- Species Spyroceras senckenbergi Teichert, 1930 † accepted as Palaeodawsonocerina senckenbergi (Teichert, 1930) † (unaccepted > superseded combination)
- Species Spyroceras textumaraneum (C. F. Roemer, 1861) † accepted as Gorbyoceras textumaraneum (C. F. Roemer, 1861) † (unaccepted > superseded combination)
marine, brackish, fresh, terrestrial
fossil only
neuter
Hyatt, A. (1884). Genera of fossil cephalopods. <em>Proceedings of the Boston Society of Natural History.</em> 22: 253–338., available online at https://www.biodiversitylibrary.org/page/42025344
page(s): 276 [details]
page(s): 276 [details]
MolluscaBase eds. (2026). MolluscaBase. Spyroceras Hyatt, 1884 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1742011 on 2026-09-09
Date
action
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original description
Hyatt, A. (1884). Genera of fossil cephalopods. <em>Proceedings of the Boston Society of Natural History.</em> 22: 253–338., available online at https://www.biodiversitylibrary.org/page/42025344
page(s): 276 [details]
basis of record Kröger, B. (2008). Nautiloids before and during the origin of ammonoids in a Siluro-Devonian section in the Tafilalt, Anti-Atlas, Morocco. <em>Special Papers in Palaeontology.</em> 79: 1-106.
page(s): 46 [details]
page(s): 276 [details]
basis of record Kröger, B. (2008). Nautiloids before and during the origin of ammonoids in a Siluro-Devonian section in the Tafilalt, Anti-Atlas, Morocco. <em>Special Papers in Palaeontology.</em> 79: 1-106.
page(s): 46 [details]
