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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: †Trilobitomorpha
Classis: †Trilobita
Ordo: †Phacopida
Subordo: †Calymenina
Superfamilia: Calymenoidea
Familiae: Bavarillidae - Bathycheilidae - Calymenidae - Homalonotidae - Pharostomatidae

Stratigraphic Extension
Lower Ordovician --> Upper Devonian (Frasnian)

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Biology Encyclopedia

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