Eocarida

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Superphylum: Ecdysozoa
Phylum: Arthropoda
Subphylum: Crustacea
Classis: Malacostraca
Subclassis: Eumalacostraca
Superordo: †Eocarida
Ordines: Eocaridacea - Pygocephalomorpha