CHAPTER IV

Classification of Indian races--Difficulties of tabulating--Language-groups and tribes--Names--Sources of confusion--Witoto and Boro--Localities of language-groups--Population of districts--Intertribal strife--Tribal enemies and friends--Reasons for endless warfare--Intertribal trade and communications--Relationships--Tribal organisation--The chief, his position and powers--Law--Tribal council--Tobacco-drinking--Marriage system and regulations--Position of women--Slaves 53