Amargasaurus cazaui (*)
Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Reptilia
Subclassis: Diapsida
Infraclassis: Archosauromorpha
Divisio: Archosauria
Subsectio: Ornithodira
Superordo: Dinosauria
Ordo: Saurischia
Taxon: Eusaurischia
Subordo: Sauropodomorpha
Infraordo: Sauropoda
Taxon: Eusauropoda
Taxon: Neosauropoda
Superfamilia: Diplodocoidea
Familia: Dicraeosauridae
Genera: Amargasaurus
Species: Amargasaurus cazaui