Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Sound Devices (hierarchy name)
5. sound devices (equipment)
6. [sound devices by acoustical characteristics]
7. membranophones
8. drums (membranophones)
9. struck drums

Anotations

Scope note:

Drums with two membranes, one of which is beaten, the other forming part of the lacing device. They are generally cylindro-conical in shape, with parallel straight sides on the upper part, the remainder taking the form of a truncated cone. They are common in Uganda and adjoining parts of East Africa.