Exposition of the problem (pp. 67, 68).--Statements (pp. 68-74).--Numerous contradictions extant on this subject. Some apparently trustworthy statements, affirming a very extensive authority on the part of the husband, combined with a certain mutual attachment (pp. 74, 75).--Division of the subject under three headings for the purpose of securing more definite answers (pp. 76, 77).--(1) The authority of the husband over his wife nearly absolute, limited only in cases of wilful murder (pp. 77-79).--(2) Ill-treatment not the rule; from this, combined with the foregoing point, follows (pp. 79-82).--(3) Existence of some affection and attachment between the aboriginal married couples (pp. 82-84).--On the whole the information in this chapter very contradictory (p. 84).--Strength of marital bond, as expressed by mourning and burial ceremonies and customs (pp. 84-88). CHAPTER IV SEXUAL ASPECT OF MARRIAGE General character of the information on this subject indicated, and some controversy contained in this chapter justified (pp. 89-91).--Problem set forth (pp. 91, 92).--Statements (pp. 92-100).--Local differences between different groups of tribes in sexual matters (pp. 100, 101).--Three points investigated: (1) The husband's definite sexual over-right and control over his wife involving his consent in all cases. Otherwise adultery considered a crime (pp. 101-103).--(2) Chastity in general; its slight recognition (pp. 104, 105).--(3) Regulated licence (pp. 105-107).--Its chief form: the Pirrauru practice (pp. 108, 109).--A detailed discussion of the latter showing its lack of the features of "group marriage" (pp. 109-123).--In general all sexual licence _regulated_ and devoid of the character of promiscuity and disorder (pp. 123, 124).--Digression on sexual jealousy among the Australian aborigines (pp. 124-131). CHAPTER V MODE OF LIVING I. _The relation of the family unit to the tribal and territorial organization of the aboriginal society_ (pp. 132 _sqq._). Terminology (pp. 134, 135).--Statements (pp. 136-149).--Rough survey (pp. 149, 150).--The _territorial_ unit, the _local group_ a body of people possessing in common a tract of country and inhabiting it to the exclusion of anybody else (pp. 150-152).--Three different forms of possession of land in Australia (pp. 152, 153).--Idea of rights in a portion of land probably to a great extent of magico-religious character (p. 153).--The mode of living, the tribal division varying according to local conditions and with opportunities of food-supply. In the majority of tribes (especially those of the arid regions) small groupings of about one to three families usual (pp. 150-157). II. _The internal structure of the local group, with reference to single families_ (pp. 158 _sqq._).