MolluscaBase taxon details
Orthonychia J. Hall, 1843 †
1571997 (urn:lsid:marinespecies.org:taxname:1571997)
accepted
Genus
Platyceras subrectum J. Hall, 1859 † accepted as Orthonychia subrectum (J. Hall, 1859) † (type by subsequent monotypy)
Platyceras (Orthonychia) J. Hall, 1843 † · unaccepted > superseded rank
- Species Orthonychia egorovi (Mazaev, 1996) †
- Species Orthonychia enorme (Lindström, 1884) †
- Species Orthonychia ivanovi (Mazaev, 1996) †
- Species Orthonychia korotkovae Mazaev, 2019 †
- Species Orthonychia marblecreekense Talent & Philip, 1956 †
- Species Orthonychia parva (Swallow, 1858) †
- Species Orthonychia pentalvea Talent & Philip, 1956 †
- Species Orthonychia subrectum (J. Hall, 1859) †
- Species Orthonychia yutaroi Ebbestad, 2023 †
- Species Orthonychia extenuata Barrande, 1903 † accepted as Barrandicellopsis extenuata (Barrande, 1903) † (unaccepted > superseded combination)
- Species Orthonychia ascia X.-D. Qiao, 1983 † (uncertain > unassessed)
- Species Orthonychia haerjawensis X.-D. Qiao, 1983 † (uncertain > unassessed)
- Species Orthonychia heishantouensis X.-D. Qiao, 1983 † (uncertain > unassessed)
- Species Orthonychia huangjingbaensis H.-Z. Pan, 1978 † (uncertain)
- Species Orthonychia rotunda Whidborne, 1896 † (uncertain > unassessed)
- Species Orthonychia zhifangensis X.-D. Qiao, 1983 † (uncertain > unassessed)
marine, brackish, fresh, terrestrial
fossil only
feminine
Hall, J. (1843). Geology of New-York. Part IV, comprising the survey of the fourth geological district. <em>Natural History of New York.</em> 4: 1-683., available online at https://www.biodiversitylibrary.org/page/55361967
page(s): 173 [details]
page(s): 173 [details]
Nomenclature No originally included species
Nomenclature No originally included species [details]
MolluscaBase eds. (2025). MolluscaBase. Orthonychia J. Hall, 1843 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1571997 on 2025-09-10
Date
action
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The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Hall, J. (1843). Geology of New-York. Part IV, comprising the survey of the fourth geological district. <em>Natural History of New York.</em> 4: 1-683., available online at https://www.biodiversitylibrary.org/page/55361967
page(s): 173 [details]
basis of record Mazaev A.V. (2019). Lower Permian Gastropods of Shakhtau (Asselian–Sakmarian Boundary Beds, Southern Cisuralia). <em>Paleontological Journal.</em> 53(12): 1237-1345.
page(s): 1320 [details] Available for editors
[request]
page(s): 173 [details]
basis of record Mazaev A.V. (2019). Lower Permian Gastropods of Shakhtau (Asselian–Sakmarian Boundary Beds, Southern Cisuralia). <em>Paleontological Journal.</em> 53(12): 1237-1345.
page(s): 1320 [details] Available for editors
[request]From editor or global species database
Nomenclature No originally included species [details]
