In a recently published article Róheim tried to show that the so-called nescience or ignorance of the relationship between coitus and childbirth exhibited by such native Australian tribes as the Arunta (Aranda) and their neighbors is not due to any failure in their sciential processes, but to a process of repression whereby the conscious knowledge of this relationship is rendered unconscious, and is replaced in consciousness by a symbolic superstructure. Why do these natives repress the knowledge of the father as the agent of procreation? Because, explains Róheim, 'The identity in their minds of the child with a being who was killed by the father before the child was born is an expression