A commentary on the Vinaya Pitaka, written by Buddhadatta as a supplement to his own Vinaya-Vinicchaya.
In manuscripts the two works are usually found together.
It was dedicated by the author to one of his pupils Sankhapāla.
Vācissara wrote a tīkā on it. Gv.59, 62.
The work has been published by the P.T.S. (1928).