Antiarchiformes
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Kingdom: Animalia
Subregnum: Eumetazoa
Cladus: ParaHoxozoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Olfactores
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Classis: †Placodermi
Ordo: †
Subordines: †Asterolepidoidei - †Bothriolepoidei - †Yunnanolepoidei
Synonyms
Vernacular names
- English: Antiarchi ("Opposite anus")