Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. combination inorganic/organic material
7. combination inorganic/organic animal material
8. [bone and bone components materials]
9. bone (material)
10. [bone by form as material]

Anotations

Scope note:

Material made from antlers, which are paired deciduous outgrowths of bone projecting from the frontal bones of ungulates of the deer family. Distinguished from "horn," which is modified skin tissue or compacted hair.