Superregnum: Eukaryota
Regnum: Animalia
Phylum: Brachiopoda
Subphylum: Linguliformea
Classis: Lingulata
Ordo: Lingulida
Superfamilia: Linguloidea
Familia: Lingulidae
Genera: Credolingula - Glottidia - Lingula - Lingularia
Vernacular names
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