XIV 



CONTENTS 



C. Intersexuality in Man, Mammals, Amphibians, and 



Insects ....... 



1. Man 



{a) Homosexuality ..... 



{b) Other forms of Intersexuality in Man 



(c) Is Hypospadia a Symptom of Intersexuality 



2. Mammals ..... 



{a) Different forms of Intersexuality in Mammals 

 (6) The Case of the Freemartin . 



3. Birds ..... 



{a) Different forms of Intersexuality 

 {b) Experimental 



4. Amphibians .... 



5. Insects. Goldschmidt's Experiments • 



D. Classification .... 

 Bibliography ..... 



CHAPTER X. 



EUNUCHOIDISM AND SEXUAL PRECOCITY 



A. Eunuchoidism. .... 



B. Sexual Precocity .... 

 Bibliography ..... 



CHAPTER XL 



SEXUAL HORMONES AND MORPHOGENESIS 



A. The Asexual Embryonic Soma 



B. Determination of Sex ..... 



C. Fixation of Sex Characters .... 



D. Evolved Characters of the Asexual Embryonic 



Soma ....... 



E. Terminological ...... 



F. Asexual Embryonic Soma and Heredity 



G. Classification of Sex Characters 

 H. The Hormonic Activity of the Sex Glands which 



is not Sex Specific ..... 

 Bibliography ....... 



CHAPTER XIi: 



SOME PRACTICAL ASPECTS. THE PROBLEM OF 



REJUVENATION 



Bibliography ........ 



INDEX OF AUTHORS 

 GENERAL INDEX . 



PAGE 



367 

 371 



378 



379 

 379 

 383 

 390 

 390 

 394 

 397 

 400 



403 

 413 



423 



424 



431 



438 



441 

 441 

 448 

 449 



453 

 454 

 456 

 465 



473 

 479 



483 

 493 



495 

 501 



