[6] The clans and brotherhoods1 and priesthoods belonging to the various demes he allowed to remain on the ancestral plan. As eponymous deities of the Tribes he instituted ten tutelary heroes selected by an oracle of the Pythian priestess from a previously chosen list of a hundred.
1 In Aristot. Pol. 1319b 23 it is said that 'Cleisthenes increased the number of the brotherhoods,' but that no doubt refers to the new citizens.