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Cyrtoceras
Taxonomy
Cyrtoceras is a genus. It is not extant.
It was assigned to Cephalopoda by Münster (1841); and to Oncoceratida by Teichert (1964).
It was assigned to Cephalopoda by Münster (1841); and to Oncoceratida by Teichert (1964).
Species lacking formal opinion data
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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. †Cyrtoceras
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Subg. †Cyrtoceras (Meloceras) Foord 1888
†Cyrtoceras indomitum Barrande 1867
†Cyrtoceras minneapolis Clarke 1897
†Cyrtoceras murchisoni Barrande 1867
†Cyrtoceras nevadense Walcott 1884
Diagnosis
No diagnoses are available