Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Casuariiformes
Family: Casuariidae
Genus: Casuarius
Species: C. casuarius
The Southern Cassowary is one of the three species of the genus Casuarius, along with the Northern Cassowary (Casuarius unappendiculatus) and the Dwarf Cassowary (Casuarius bennetti).