Agnatic succession
The Second SexAgnatic succession makes descent, rights, and inheritance pass through the father’s line. In the book’s account, its rise is not a neutral change in family organization: it is an ideological and material turning point that elevates paternal sovereignty, excludes women from transmitting property, and helps secure men’s control over family and posterity.
Definition and Historical Shift
The shift from matrilineal descent to agnation is presented as one of the most consequential transformations of the primitive period. The father becomes the holder and transmitter of rights, while the mother is diminished to the status of nurse or servant. The change does not follow from a scientific discovery about reproduction. Rather, the book argues, men’s growing confidence in their productive and generative powers helped authorize a claim to paternal primacy; an observation that might have established the father’s role alongside the mother’s was extended into a doctrine of exclusive male authority.
Property, Heirs, and Women’s Exclusion
Agnatic succession is closely connected to private property and inheritance. Property is described as an extension of its owner beyond mortal life, preserved after death through heirs who continue the family line and maintain ancestral obligations. Because a father sought to ensure that land and possessions passed to descendants recognized as his own, women’s capacity to hold and transmit property was curtailed. The system therefore linked women’s legal and social standing to their place within a male-controlled family, rather than recognizing them as independent transmitters of rights.
This arrangement also shaped marriage and descent. A woman was transferred from her birth group to her husband’s family; her children were assigned to his line, and her own inheritance could be treated as a threat to the transfer of her paternal family’s wealth. The resulting logic was circular: women were denied property because their children were not counted as belonging to their line, while their exclusion from inheritance further established them as dependents within the husband’s household.
Sexual Regulation and Patriarchal Authority
The system’s concern with legitimate heirs carried consequences for women’s sexual conduct. The book contrasts the greater behavioral freedom it associates with some matriarchal societies with the strict chastity demanded once women were treated as men’s property. A husband’s claim to fidelity was tied to the fear that an outsider’s child might receive inheritance rights. Female adultery consequently came to be treated as a grave offense, while legal traditions preserved unequal judgments of adultery on the grounds that a woman might introduce an illegitimate heir into the family.
Agnatic succession thus worked alongside marriage and household authority rather than as an isolated rule of lineage. A woman’s father could control her before marriage, and that authority could pass to her husband. Under patriarchal arrangements, she was incorporated into her husband’s household and treated as part of its patrimony, while the father’s line retained the recognized power to transmit rights and property.
The Book’s Interpretation
The account places agnatic succession within a wider history of male rule, not within a story of inevitable or uniform progress. The author connects changes in inheritance to men’s interests in property, family continuity, and social authority, while describing the elevation of paternal sovereignty as an ideological victory as well as an institutional one. The rule’s significance lies in how it turned control of descent into a durable structure of women’s subordination: inheritance, marriage, and sexual regulation reinforced one another, making the father’s line the recognized bearer of continuity and women its controlled intermediaries.


