Individual monogamy family took shape in the prosperous period of matriarchal clan commune and became an independent consumptive and sideline production unit during the period of patriarchal clan commune. 一夫一妻制个体家庭,在母系氏族公社繁荣阶段萌芽,到父系氏族公社阶段成为独立的消费单位和副业生产单位。