Again,there are some arts which make use of all the media I have mentioned, that is, rhythm, music, and formal metre;
ARISTOTLE: ON THE ART OF POETRY
such are dithyrambic and nomic poetry,1 thagedy and comedy.They differ, however, in that the first two use all these media together, while the last two use them separately, one after another.
These, then, are what I mean by the differences between the arts as far as the medie of representation are concerned.