Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Animalia (kingdom)
7. Chordata (phylum)
8. Vertebrata (subphylum)
9. Aves (class)
10. Casuariiformes (order)
11. Dromaiidae (family)

Anotations

Scope note:

Genus containing several species of large flightless birds of the Australo-Papuan region. They stand about five feet high; the wings are of no use for flight, but are furnished with stiff featherless quills, like spines, which serve for combat or defence