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Calocyrtoceras
Taxonomy
Calocyrtoceras was named by Foerste (1936) [Sepkoski's age data: S Ludl-u Sepkoski's reference number: 524].
It was assigned to Paraphragmitidae by Teichert et al. (1964) and Chen et al. (1981); and to Orthocerida by Sepkoski (2002).
It was assigned to Paraphragmitidae by Teichert et al. (1964) and Chen et al. (1981); and to Orthocerida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Calocyrtoceras Foerste p. 59 |
| 1964 | Calocyrtoceras Teichert et al. p. 242 |
| 1981 | Calocyrtoceras Chen et al. p. 30 |
| 2002 | Calocyrtoceras Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Calocyrtoceras Foerste 1936
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Diagnosis
No diagnoses are available