Sadism Saint compared to lover Salivation during coitus Satyriasis Scatalogic symbolism Scrotum Scruple, obsessions of Secretions of genital canal Semen, alleged female in coitus in female genital canal vital activity of artificial injection of constituents of as a stimulant Sexual anæsthesia Sexual conjugation Sexual desire during pregnancy Sexual organs Sexual selection in relation to erotic symbolism in relation to external sexual organs the probable cause of the hymen Shadow as a fetich Shoe, sexual significance of Shoe-fetichism frequency of normal basis of illustrated by Restif de la Bretonne prevalence of among Chinese, etc. former prevalence in Europe congenital basis of acquired element in favored by precocity relation to masochism illustrative cases of dynamic element in Sickness of pregnancy Skin, sexual significance of condition of during coitus in relation to erotic temperament sexual pigmentation of Slipper as a sexual symbol Smile, origin of the Sodomy, the term Spain, sexual attractiveness of foot in Spermatozoa reach ova, how the Spermin Sphygmanometer experiments during sexual excitement Stature and erotic temperament Stimulants Stuff-fetichisms Strychnine, aphrodisiac effects of Suggestion in relation to longings of pregnancy Symbols, nature of of sex in language Temperament, alleged erotic Testicular juices, effects of Testes Thyroid, condition during sexual excitement during pregnancy Ticklishness in relation to stuff-fetichisms Tumescence in relation to detumescence Unnatural offence, the term Urethra, variability of female an erogenous zone Urethrorrhoea ex libidine Urinary stream, in relation to nymphæ an alleged index to virginity Urine in religious rites possesses magical virtues in legends in medicine during coitus Urolagnia Uterus Vagina Vaginismus Vasomotor conditions during coitus Vaudonism Virginity, ancient diagnosis of Virile reflex Voice, in relation to erotic temperament in relation to virginity Vomiting of pregnancy Vulva Vulva-fetichism Waist, origin of admiration for small Yohimbin as an aphrodisiac Zooerastia Zoophilia erotica Zoophilia non-erotic