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Arenorbis
Taxonomy
Arenorbis was named by Hess (1970) [Sepkoski's age data: Tr Anis]. Its type is Aspidura squamosa.
It was assigned to Aplocomidae by Hess (1970); and to Ophiurida by Sepkoski (2002).
It was assigned to Aplocomidae by Hess (1970); and to Ophiurida by Sepkoski (2002).
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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. †Arenorbis Hess 1970
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†Arenorbis squamosus Picard 1858
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Invalid names: Acroura armata Picard 1886 [synonym], Acroura pellioperta Picard 1889 [synonym], Aspidura coronaeformis Picard 1858 [synonym]
Diagnosis
No diagnoses are available