Infertility thought to be caused by sexual immorality, [57], [60] sq.; of women and cattle supposed to be caused by fornication, [109] sq.
Infidelity of husband supposed to be dangerous to his offspring, [103]; of wife supposed to endanger her husband, [106] sqq. See also Adultery
Inoculation, magical, of hunters, [57] sq.; of homicides, [121]
Insanity, temporary, caused by blood, [122] sq.
Institutions, early history of, imperfections in the records, [171] sq.
Ireland, superstitions as to kings in ancient, [17]
Irish legend as to incest of brother and sister, [62]
Ishtar, the goddess, [38]
Isla del Malhado in Florida, [83]
Issoudun in British New Guinea, [147]