Lineage (anthropology)

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In anthropology, a lineage is a unilineal descent group that traces its ancestry to a demonstrably shared ancestor, known as the apical ancestor. Lineages are formed through relationships traced either exclusively through the maternal line (matrilineage), paternal line (patrilineage), or some combination of both (ambilineal). The cultural significance of matrilineal or patrilineal descent varies greatly, shaping social structures, inheritance patterns, and even rituals across societies and kinship groups. Anthropologists distinguish lineages from other kinship groups, particularly clans. While a lineage is based on a known genealogical connection to an ancestor, a clan is generally a larger group whose members believe they share a common ancestor, who may be mythical or symbolic rather than historically identifiable. The study of lineages has been significant in social anthropology, particularly in research on kinship, social structure, and political organisation. Anthropologists have examined...

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