This is a list of instruments by Hornbostel-Sachs number, covering those instruments that are classified under 11 under that system. These instruments are directly struck idiophones.
References
http://www.music.vt.edu/musicdictionary/texti/Idiophone.html https://web.archive.org/web/20110605070024/http://www.let.uu.nl/~Rudolf.Rasch/personal/Muziekinstrumenten03.PDF http://www.wesleyan.edu/vim/svh.html
Notes