Apatosaurinae

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Archosauromorpha
Cladus: Crurotarsi
Divisio: Archosauria
Subsectio: Ornithodira
Subtaxon: Dinosauromorpha
Cladus: Dinosauria
Ordo: Saurischia
Subordo: Sauropodomorpha
Cladus: †Bagualosauria
Superfamilia: Plateosauria
Cladus: †Massopoda
Cladus: †Sauropodiformes
Superfamilia: Anchisauria
Infraordo: †Sauropoda
Cladus: †Eusauropoda
Cladus: †Neosauropoda
Superfamilia: Diplodocoidea

Familia: †Diplodocidae
Subfamilia: Apatosaurinae
Genera (2): Apatosaurus – Brontosaurus
Name

Apatosaurinae Janensch, 1929
References

Janensch, W. 1929. Die Wirbelsaule der gattung Dicraeosaurus. Palaeontographica (Supplement 7) 3: 39–133. Reference page.