LIST OF ILLUSTRATIONS 



PAGE 



KARL ERNST VON BAER .... Frontispiece 

 FIGURE FROM FUCKS' " HISTORIA STIRPIU-M " 8 



LEONHARD FUCHS . - - 10 



COMPARATIVE FIGURES OF SKELETONS OF MAN AND 

 BIRD, FROM BELON'S BOOK OF BIRDS - - - 14, 15 



MARCELLO MALPIGHI - - - - 31 



ANTONY VAN LEEUWENHOEK - - - -33 



JOHN RAY ... 42 



CAROLUS LINNAEUS ------ 53 



GEORGES Louis LECLERC, COMTE DE BUFFON - -65 



GEORGES CUVIER ------ 99 



