8 INTRODUCTION. 



this highly interesting specimen, herein described, among my 

 many friends and former pupils, as well as my colleagues on the 

 other side of the ocean. 



It is hoped that this book will instigate further research con- 

 cerning the earliest stages of human existence. 



PROF. DR. LEOPOLD. 

 Dresden, Koenigliche Frauenklinik, January, '07. 



