Hornbostel - Sachs
Double-conical drums
Drums with tubular bodies that have a larger diameter at the middle than at the ends. The drum bodies are rectilinear, with an angular profile. They have single tightly stretched membranes and the opposite ends are open. The membranes are directly struck by the player using the hands or intermediate devices such as sticks.
Single-skin double-conical drums
Individual single-skin double-conical drums
Sets of single-skin double-conical drums