1. Monogamy– marriage of one man to one woman
2. Polygamy– custom of one man having more than one spouse at a time
3. Polygyny– custom of one man having two or more wives
4. Polyandry– custom of one woman having two or more husbands.
2. Exogamy– partner must be chosen from outside one’s own tribe, class or group in accordance with custom.
2. Matrilineal – follow the female line.
3. Bilineal- follow both lines
2. Matrilocal – with the wife’s parents
3. Neolocal – husband and wife reside by themselves.
2. Matriarchal– mother is the head of the home.
3. Equalitarian– equal sharing of authority between mother and father.