Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Exchange Media (hierarchy name)
5. exchange media (objects)
6. money (objects)
7. [money by form]

Anotations

Scope note:

C-shaped metal bars (usually of copper or copper-alloy) of varying weights used as money in West Africa; originally imported from Europe, later alter cast (or re-cast) and used as a medium of exchange locally in West Africa.