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: Cedariidae
Genus: Cedarina
References
Adrain, J.M.; Peters, S.E.; Westrop, S.R. 2009: The Marjuman trilobite Cedarina Lochman: thoracic morphology, systematics, and new species from western Utah and eastern Nevada, USA. Zootaxa, 2218: 35–58. Abstract & excerpt
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