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Taxonomy
Arctopratulum was named as a genus. It is not extant.
It was reranked as Nemocardium (Arctopratulum) by Schneider (1995).
It was assigned to Nemocardium by Schneider (1995); and to Veneroida by Sepkoski (2002).
It was reranked as Nemocardium (Arctopratulum) by Schneider (1995).
It was assigned to Nemocardium by Schneider (1995); and to Veneroida by Sepkoski (2002).
Species lacking formal opinion data
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.
Subg. †Nemocardium (Arctopratulum)
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†Nemocardium (Arctopratulum) griphus Keen 1954
Diagnosis
No diagnoses are available