|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Arcida - Arcidae
It was reranked as Anadara (Hawaiarca) by Woodring (1973); it was reranked as Barbatia (Hawaiarca) by Spencer et al. (2004).
It was assigned to Anadara by Woodring (1973); to Arcoida by Sepkoski (2002); and to Barbatia by Spencer et al. (2004).
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.