This is a list of instruments by Hornbostel-Sachs number, covering those instruments that are classified under 111 under that system. These instruments are directly struck idiophones.
Castanets Claves Clash Cymbals 111.2 Percussion Idiophones 111.21 Percussion sticks or bars Crystallophones: Glass marimba Glasschord Triangle Xylophones (strictly made of wood): Balafon Gandingan a kayo Kulintang a kayo Luntang or kwintangan kayo Marimba Marimbaphone (also bowed) Pong lang Xylorimba 111.22 Percussion plaque Crotales Lithophone Metallophones: Celesta Fangxiang Gangsa Gendér Glockenspiel Kulintang a tiniok, kulintang a putao or sarunay Ranat ek lek Ranat thum lek Toy piano Ugal Vibraphone 111.23 Percussion tube Tubular bells or chimes 111.24 Vessels: Cymbals Crash cymbal Hi-hat cymbal Ride cymbal Splash cymbal Hang Slit drums: Agung a tamlang Kagul or tagutok Steelpan or steel drum Tank drum Udu (also an aerophone) 111.241 Gongs: Agung or agong Babendil Gandingan Kulintang or kolintang 111.242 Bells Bell Cowbell
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