Marjumiidae

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: †Ptychopariida
Subordo: †Ptychopariina
Superfamilia: Ptychoparioidea
Familia: Marjumiidae
Genera: Anemocephalops - Crepichilella - Glyphopeltis - Holmdalia - Ithyektyphus - Lecanopleura - Loulania - Marjumia - Modocia - Nasocephalus - Nericella - Nericia - Pearylandia - Petruninaspis - Schyilaspis - Shickshockia - Syspacheilus
Name
Marjumiidae Kobayashi 1935