Beckwithiidae
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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: †Artiopoda
Superclassis: †Vicissicaudata
Ordo: †Aglaspidida
Familia: †Beckwithiidae
Genus (1): †Beckwithia
Name edit
Beckwithiidae Raasch, 1939