Nectridea

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Amphibia
Subclassis: †Lepospondyli
Ordo: Nectridea
Familiae: Keraterpetontidae - Scincosauridae - Urocordylidae - incertae sedis

Vernacular Name
Internationalization
日本語: ネクトリド目