Dikelocephaloidea

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Taxonavigation[edit]

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: †Trilobitomorpha
Classis: Trilobita
Ordo: Asaphida
Superfamilia: Dikelocephaloidea
Familiae: Dikelocephalidae - Eurekiidae - Ptychaspididae - Saukiidae

Stratigraphic Extension[edit]

Upper Cambrian only