A Thera. He was the teacher of Culla Kokālika and, having become an Anāgāmī,
was born as a Pacceka Brahma in the Brahma-world.
When Kokālika was grievously ill, Tudu
visited him and exhorted him to put his trust in
Sāriputta and Moggallāna. But
Kokālika refused to accept his advice and drove him away.
S.i.149; A.v.171; J. iv.245; AA.ii.852; SA.i.167f; SnA.ii.476.