|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Arcida - Arcidae
It was reranked as Anadara (Rasia) by Woodring (1973), del Rio (1992) and Todd (2001); it was synonymized subjectively with Anadara by Coan et al. (2000).
It was assigned to Anadarinae by Vokes (1980) and Ward (1992); to Anadara by Woodring (1973), del Rio (1992) and Todd (2001); and to Arcoida by Sepkoski (2002).