living organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Superkingdom Eukaryotae
see Domain Eukaryota Chatton, 1925
Kingdom Animalia Linnaeus, 1758 - animals
Subkingdom Eumetazoa Butschli, 1910
see [unranked] Eumetazoa Bütschli, 1910
Phylum Mollusca Linnaeus, 1758 - molluscs
Class Bivalvia Linnaeus, 1758 - bivalves
Subclass Paleoheterodonta
see Order Unionida Gray, 1854
Order Unionoida
see Order Unionida Gray, 1854
Superfamily Unionacea Fleming, 1828
see Superfamily Unionoidea Rafinesque, 1820
Family Amblemidae Rafinesque, 1820
see Family Unionidae Rafinesque, 1820
?Genus Rhombuniopsis Haas, 1920