MolluscaBase taxon details
Cyrtorizoceras Hyatt, 1900 †
1760537 (urn:lsid:marinespecies.org:taxname:1760537)
accepted
Genus
marine, brackish, fresh, terrestrial
fossil only
neuter
Hyatt, A. (1900). Cephalopoda. In: Zittel, K. A. V.; Eastman, C. R. (Eds). <em>Text-book of paleontology by Karl A. von Zittel [translated from German to English and edited by C. R. Eastman]. Vol. 1.</em> pp. 502-604. Macmillan, London., available online at https://www.biodiversitylibrary.org/page/17392244
page(s): 529 [details]
page(s): 529 [details]
MolluscaBase eds. (2025). MolluscaBase. Cyrtorizoceras Hyatt, 1900 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1760537 on 2025-09-11
Date
action
by
The webpage text is licensed under a Creative Commons
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original description
Hyatt, A. (1900). Cephalopoda. In: Zittel, K. A. V.; Eastman, C. R. (Eds). <em>Text-book of paleontology by Karl A. von Zittel [translated from German to English and edited by C. R. Eastman]. Vol. 1.</em> pp. 502-604. Macmillan, London., available online at https://www.biodiversitylibrary.org/page/17392244
page(s): 529 [details]
basis of record Frye, M. W. (1987). Upper Ordovician (Harjuan) oncoceratid nautiloids from the Boda Limestone, Siljan District, Sweden. <em>Geologiska Föreningen i Stockholm Förhandlingar.</em> 109(1): 83-99., available online at https://doi.org/10.1080/11035898709454748 [details] Available for editors
[request]
page(s): 529 [details]
basis of record Frye, M. W. (1987). Upper Ordovician (Harjuan) oncoceratid nautiloids from the Boda Limestone, Siljan District, Sweden. <em>Geologiska Föreningen i Stockholm Förhandlingar.</em> 109(1): 83-99., available online at https://doi.org/10.1080/11035898709454748 [details] Available for editors
[request]