MolluscaBase taxon details
Ellesmeroceratida †
Diphragmida † · unaccepted > nomen nudum
Ellesmeroceratina † · unaccepted > superseded rank
Ellesmerocerida † · alternative representation
- Family Ellesmeroceratidae Kobayashi, 1934 †
- Family Huaiheceratidae X.-P. Zou & T.-E. Chen, 1979 †
- Family Novacaroceratidae Özdikmen, 2013 †
- Family Rudolfoceratidae Ulrich, Foerste, A. K. Miller & Unklesbay, 1944 †
- Family Xiaoshanoceratidae J.-Y. Chen & Teichert, 1983 †
- Family Acaroceratidae J.-Y. Chen, D.-L. Qi & T.-E. Chen, 1979 † accepted as Novacaroceratidae Özdikmen, 2013 † (type genus is a junior homonym)
- Family Beekmanoceratidae Ulrich, Foerste & A. K. Miller, 1943 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > junior subjective synonym)
- Family Diphragmidae Hyatt, 1900 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > nomen nudum)
- Suborder Ellesmeroceratina † accepted as Ellesmeroceratida † (unaccepted > superseded rank)
- Family Oneotoceratidae Dzik, 1984 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > junior subjective synonym)
- Family Robsonoceratidae Ulrich, Foerste, A. K. Miller & Unklesbay, 1944 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > junior subjective synonym)
- Family Ruthenoceratidae Korde, 1949 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > junior subjective synonym)
- Family Stemtonoceratidae Ulrich, Foerste, A. K. Miller & Unklesbay, 1944 † accepted as Ellesmeroceratidae Kobayashi, 1934 † (unaccepted > junior subjective synonym)
marine, brackish, fresh, terrestrial
fossil only
Flower, R. H.; Kummel, B. (1950). A classification of the Nautiloidea. <em>Journal of Paleontology.</em> 24: 604–616. [details] Available for editors 
[request]
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MolluscaBase eds. (2025). MolluscaBase. Ellesmeroceratida †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1727087 on 2026-01-27
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original description
Flower, R. H.; Kummel, B. (1950). A classification of the Nautiloidea. <em>Journal of Paleontology.</em> 24: 604–616. [details] Available for editors [request]
original description (of Ellesmeroceratina †) 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 [details]
original description (of Diphragmida †) 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): 595 [details]
basis of record Pohle, A.; Kröger, B.; Warnock, R. C. M.; King, A. H.; Evans, D. H.; Aubrechtová, M.; Cichowolski, M.; Fang, X.; Klug, C. (2022). Early cephalopod evolution clarified through Bayesian phylogenetic inference. <em>BMC Biology.</em> 20(1)., available online at https://doi.org/10.1186/s12915-022-01284-5 [details] Available for editors [request]
additional source King, A. H.; Evans, D. H. (2019). High-level classification of the nautiloid cephalopods: a proposal for the revision of the Treatise Part K. <em>Swiss Journal of Palaeontology.</em> 138(1): 65-85., available online at https://doi.org/10.1007/s13358-019-00186-4 [details] Available for editors [request]
additional source 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 [details]
[request]original description (of Ellesmeroceratina †) 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 [details]
original description (of Diphragmida †) 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): 595 [details]
basis of record Pohle, A.; Kröger, B.; Warnock, R. C. M.; King, A. H.; Evans, D. H.; Aubrechtová, M.; Cichowolski, M.; Fang, X.; Klug, C. (2022). Early cephalopod evolution clarified through Bayesian phylogenetic inference. <em>BMC Biology.</em> 20(1)., available online at https://doi.org/10.1186/s12915-022-01284-5 [details] Available for editors
[request]additional source King, A. H.; Evans, D. H. (2019). High-level classification of the nautiloid cephalopods: a proposal for the revision of the Treatise Part K. <em>Swiss Journal of Palaeontology.</em> 138(1): 65-85., available online at https://doi.org/10.1007/s13358-019-00186-4 [details] Available for editors
[request]additional source 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 [details]
