于遁; 于殿; 于填; 谿丹; 屈丹; 和闐; 澳那; 瞿薩怛那 Kustana, or Khotan, in Turkestan, the principal centre of Central Asian Buddhism until the Moslem invasion. Buddhism was introduced there about 200 B.C. or earlier. It was the centre from which is credited the spread of Mahayanism, v. 西城記 12.