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: Corynexochida
Subordo: Leiostegiina
Superfamilia: Leiostegioidea
Familia: Ordosiidae
Genera: Delinghaspis – Kontrastina – Nidanshania – Ordosia – Paralevisia – Plesioinouyella – Poshania – Pseudotaitzuia – Taitzuia – Taitzuina – Tylotaitzuia – Wanshania – Xundiania
Name
Ordosiidae Lu 1954
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