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Protocyclendoceras
Taxonomy
Protocyclendoceras is a genus. It is not extant.
It was assigned to Endoceratidae by Crick (1981); and to Endocerida by Sepkoski (2002).
It was assigned to Endoceratidae by Crick (1981); and to Endocerida by Sepkoski (2002).
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.
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Diagnosis
No diagnoses are available