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Praesphaeroceras
Taxonomy
Praesphaeroceras is a genus. It is not extant.
It was assigned to Ammonoidea by Sepkoski (2002); and to Coeloceratidae by Howarth (2013).
It was assigned to Ammonoidea by Sepkoski (2002); and to Coeloceratidae by Howarth (2013).
Synonyms
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Synonymy list
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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.
Diagnosis
No diagnoses are available