Stephanus 223b9ff.
S: Yet let's look at it in this way as well: Good idea! for the thing being now sought is not something that partakes of a trivial art, but of one that is exceedingly many-colored. For in the things said before an apparition displays ( ?) ( παρέχεται ) that this is not what we now say but is some other genus. T: In what way could this possibly be ( πῇ δή ;) ? Theaetetus can't believe his ears. S: The species of the art of acquisition was, I suppose, two-fold--the one having the hunting part and the other the exchanging ( ἀλλακτικόν ) . T: Yes, it was. This is not correct either. This is the earlier division (at 219d4): Ξένος κτητικῆς δὲ ἆρ᾽ οὐ δύο εἴδη ; τὸ μὲν ἑκόντων πρὸς ἑκόντας μεταβλητικὸν ὂν διά τε δωρεῶν καὶ μισθώσεων καὶ ἀγοράσεων , τὸ δὲ λοιπόν , ἢ κατ᾽ ἔργα ἢ κατὰ λόγο...