brain in a female body with various abnormal developments along the line of male structure. A girl-boy is sometimes even physically perhaps more a female than a male, although the primary sexual determinants and some of the secondary sexual characters are those of the male sex.
In a manner similar to that described by Kurella, the author believes the invert is'a transitional form between the complete male or the complete female and the sexually undifferentiated homo seen in the early fœtus.
Practically it is all right, but medico-legally it is wrong, to make the genitals the universal criterion in the determination of sex. Medico-legally, sex should be determined by the psychical constitution rather than by the physical form. There are thousands of physical females who feel themselves to be men and have the mental traits of men, and there are thousands of physical males who feel themselves to be women and have the mental traits of a woman. Should any blame be attached to such individuals when they conduct themselves according to their psychical sex? The writer, much against his will, was brought up as a boy, and after becoming adult continued in every-day life to identify himself with the male sex because of his beard and masculine voice, and because of the advantages of passing as a male; but in spite of himself he was occasionally compelled to go off on a female-impersonation spree.
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Men call the invert's instincts vice. The invert has
