By succeeding Ramsès {{XI}}, Smendès, wire possible of Hérihor, First Prophet of Amon, which had reigned already on the High-Egypt for several years, is the founder and first Pharaon of this, known as tanite (of the name of its capital).

Since Tanis which becomes the capital, the Pharaons of the dynasty will exert a power which will not exceed the Low-Egypt. They will have to compose with the pontiffs thébains: first Prophets of Amon, true kings Large priests of Amon who reside them at Thèbes, and with which they maintain the close links and family.

The family tree of, is complex and incomplete. Only the known major actors of the dynasty are represented. Dubious or hypothetical filiations are in dotted lines.