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Cycloceras
Taxonomy
Cycloceras was named by M'Coy (1844) [Sepkoski's age data: C Vise P Sakm Sepkoski's reference number: 524].
It was reranked as Orthoceras (Cycloceras) by Reed (1944).
It was assigned to Orthoceras by Reed (1944); to Michelinoceratida by Flower (1962); and to Orthocerida by Teichert et al. (1964).
It was reranked as Orthoceras (Cycloceras) by Reed (1944).
It was assigned to Orthoceras by Reed (1944); to Michelinoceratida by Flower (1962); and to Orthocerida by Teichert et al. (1964).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1844 | Cycloceras M'Coy |
1924 | Perigrammoceras Foerste |
1944 | Orthoceras (Cycloceras) Reed p. 366 |
1962 | Cycloceras Flower |
1964 | Perigrammoceras Gordon |
1964 | Cycloceras Teichert et al. p. 259 |
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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. †Cycloceras M'Coy 1844
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†Cycloceras hsiangtanense Zhao 1954
†Cycloceras laevigatum M'Coy 1844
†Cycloceras olorus Hall 1879
†Cycloceras waageni Kittl 1903
Invalid names: Perigrammoceras Foerste 1924 [synonym]
Diagnosis
No diagnoses are available