A treatise on textual and exegetical methodology, generally ascribed to Mahā-Kaccāyana (Gv.59) and included (by the Burmese) in the Khuddakanikāya (Bode, op.cit., 5).

A Subcommentary (ṭīkā) on this work is ascribed to a teacher named Udumbara (?). Gv.65.