Endogamy Pure.—6. Tribal (or family) system.—Tribes separate. All the members of each tribe of the same blood, or feigning themselves to be so. Connubium between members of the tribe: marriage without the tribe forbidden and punished.
The Origin and Definition of Biological Concepts
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Endogamy Pure.—6. Tribal (or family) system.—Tribes separate. All the members of each tribe of the same blood, or feigning themselves to be so. Connubium between members of the tribe: marriage without the tribe forbidden and punished.
McLennan, J.F. (1865). Primitive Marriage: 143.