Several clans form a herd of 30 to 500 animals that gather at resting areas.
The clan formed a powerful principality around Urmia.
Two to four clans form bands of up to 200 individuals which usually travel and sleep as a group.
This clan formed part of a large Dharug language group.
After that the clans formed a loose-knit confederacy.
From that time, different clans were formed, no longer heeding allegiance to the Main Chief.
Within the Nguni nations, the clan - based on male ancestry - formed the highest social unit.
Previously the village and the clan formed units of Mizo society.
Separate political and financial clans are forming in these countries that aim to control the distribution of European Union funds.
Yet the clans and elders here formed their own government, held free elections and even established an international airline.