They are very primitive groups, and the chiefs are to varying degrees powerful particularly in the north.

Note the large number of primitive groups of degree 16.

Most of the gastropods of that era belong to primitive groups.

Every 2-transitive group is a primitive group, but not conversely.

Kattunayakan is a primitive tribal group of the southern states of India.

That population would almost certainly have been able to interbreed with both more primitive, and more modern groups.

They were traditionally regarded as a relatively primitive group.

With the Prophets, they have a better chance at survival than other primitive groups ever had who faced a developed culture.

"Ah, like some primitive groups who wished to make long distance communications," said the ship.

They are already differentiated into antiarchs and arthrodires, along with the other, more primitive groups.