Editing Hornbostel–Sachs (section)

====Directly struck idiophones (111)====
The player executes the movement of striking; whether by mechanical intermediate devices, beaters, keyboards, or by pulling ropes, etc. It is definitive that the player can apply clear, exact, individual strokes, and that the instrument itself is equipped for this kind of percussion.
* 111.1 [[Concussion idiophone]]s or [[clapper (musical instrument)|clappers]] – Two or more complementary sonorous parts are struck against each other.
** 111.11 Concussion [[wikt:stick|sticks]] or stick clappers ([[clapstick]]).
** 111.12 Concussion plaques or plaque clappers ([[paiban]]).
** 111.13 Concussion [[trough (physics)|troughs]] or [[watering trough|trough]] clappers ([[devil chase]]).
** 111.14 Concussion [[Bowl (vessel)|vessels]] or vessel clappers ([[spoon (musical instrument)|spoons]]).
*** 111.141 [[Castanets]] – Natural and hollowed-out vessel clappers.
*** 111.142 [[Cymbals]] – Vessel clappers with manufactured rim.
* 111.2 [[Percussion idiophone]]s – The instrument is struck either with a non-sonorous object (hand, stick, striker) or against a non-sonorous object (human body, the ground).
** 111.21 [[Percussion stick]]s.
*** 111.211 Individual percussion sticks.
*** 111.212 Sets of percussion sticks in a range of different pitches combined into one instrument. – All [[xylophone]]s, as long as their sounding components are not in two different planes.
** 111.22 [[Percussion plaque]]s.
*** 111.221 Individual percussion plaques.
*** 111.222 Sets of percussion plaques – Examples are the [[lithophone]] and also most [[metallophone]]s.
** 111.23 [[Percussion tube]]s.
*** 111.231 Individual percussion tubes.
*** 111.232 Sets of percussion tubes.
** 111.24 [[Percussion vessel]]s.
*** 111.241 [[Gong]]s – The vibration is strongest near the vertex.
**** 111.241.1 Individual gongs.
**** 111.241.2 Sets of gongs.
*** 111.242 [[Bell]]s – The vibration is weakest near the vertex.
**** 111.242.1 Individual bells.
***** 111.242.11 Resting bells whose opening faces upward (for example the [[standing bell]])
***** 111.242.12 Hanging bells suspended from the apex.
****** 111.242.121 Hanging bells without internal strikers.
****** 111.242.122 Hanging bells with internal strikers.
**** 111.242.2 Sets of bells or [[Tubular bells|chimes]].
***** 111.242.21 Sets of resting bells whose opening faces upward.
***** 111.242.22 Sets of hanging bells suspended from the apex.
****** 111.242.221 Sets of hanging bells without internal strikers.
****** 111.242.222 Sets of hanging bells with internal strikers.
**111.3 Mixed sets of directly struck idiophones