text: THAVIL: Membranophone 
  KERALA
  a large barrel-shpaed bifacial drum made of jack wood, both opening covered by layered skin and tied over the rim with the help of bamboo hoops and braces. played by hand and stick. the left face of the drum is loaded with paste from inside. used in fold and traditional music particularly in the instrumental ensemble called 'Periya Melam' in the accompaniment to Nagaswaram, a double reed wind instrument. 
  