The Pomo Indians of Northern California cannot comprehend suicide as we know it. To them every death and misfortune is the result of indirect or direct retaliation either from the 'supernaturals' or from some individuals. This material was gathered by the author among the Pomo Indians of California on two separate field trips, in 1934 and 1935. When these Indians were on a journey and by themselves in the mountains, they often remembered transgressions and omissions of their taboos and were almost overcome with fear of the 'supernaturals' striking them down. From the reports it seems that their apprehension and anxiety and fear became overpowering when they finally reached their home and collapsed. According to the author's information, death frequently occurred. The Pomo deaths which were not due to natural causes are