________________ Bu-ston on the Languages Used by Indian Buddhists 181 Asokan period Mula sarvasti- vadins Maha samghikas Sammitiyas Sthaviras I: One theory Prakrit Apabhramsa Paisaci Prakrit Apabhramsa Bar-mar 'don pa'i tshig II: Sakyaprabha Rgya-chen po'i skad III: Padmakaraghosa Sanskrit Prakrit Apabhramsa Skad 'brin-du 'don-pa IV: Another theory Skad 'brin-du 'don-pa Prakrit Apabhramsa 6.2. At this stage it is not possible to judge if any of the theories transmits the historical truth. In the meantime Bu-ston's work remains important as describing Indian traditions on the topic.
