Xenacanthimorpha
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Classis: Chondrichthyes
Subclassis: Elasmobranchii
Superordo: †Xenacanthimorpha
Ordines: †Bransonelliformes - †Xenacanthiformes
Name edit
†Xenacanthimorpha
References edit
- Long, J. A., 2011: The Rise of Fishes: 500 Million Years of Evolution (Second Edition) 1-287. Reference page.