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. Mammalia (class)
10. Primates (order)
11. Hominoidea (superfamily)
12. Hominidae (family)
13. Australopithecus (extinct genus)

Anotations

Scope note:

Species of extinct early homonin who was at least partially bipedal and whose remains were found in the Ethiopia and Kenya; fossils date 4.2-3.9 mya million years ago. Characterized by slender build, strongly protruding face, and thickening of tooth enamel that becomes characteristic of all later hominins.