The "reciters" of the Majjhima Nikáya (q.v.), those who learned it and handed it down, probably the "school" of Sáriputta.
This "school" included the Cariyápitaka, Apadána and Buddhavamsa in the Khuddaka Nikáya, and ascribed the whole Nikáya to the Sutta Pitaka. DA.i.15; Mil.341.