Phyle

thumb|Attica after Cleisthenes' reforms with the ten "tribes", thirty "trittyes", and the demes. Phyle (, ; pl. phylai, ; derived from Greek , phyesthai ) is an ancient Greek term for tribe or clan. Members of the same phyle were known as symphyletai () meaning 'fellow tribesmen'. During the late 6th century BC, Cleisthenes organized the population of Athens in ten phylai (tribes), each consisting of three trittyes ("thirtieths"), with each trittys comprising a number of demes. Tribes and demes had their own officers and were self-administered. Some phylai can be classified by their geographic