Blackfordiidae
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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Phylum: Cnidaria
Classis: Hydrozoa
Subclassis: Hydroidolina
Ordo: Leptothecata
Familia: Blackfordiidae
Genera: Blackfordia
Name edit
Blackfordiidae Bouillon, 1984