Superregnum: Eukaryota
Regnum: Animalia
Phylum: Bryozoa
Classis: Gymnolaemata
Ordo: Cheilostomata
Subordo: Neocheilostomina
Infraordo: Ascophora
Infraordo: Acanthostega
Superfamilia: Bifaxarioidea
Familiae: Bifaxariidae - Mixtopeltidae - †Platyglenidae - †Scorioporidae
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