212 



INDEX 



Gelatine method of Koch, 33 

 General physiology, as a division 



of zoology, 77-83 

 Genetics, the science of, 112, 113 

 German, contributions to biologi- 

 cal progress, 184, 185; mentality, 

 184 



Germ-Cells, the, 156 

 Germ-Plasm, continuity of, 156, 



157 

 Germ theory of disease, 24, 26, 29, 



30; Koch and, 32, 33; Pasteur 



and, 26 

 Gesner, 50, 51 

 Greatest men of biological history, 



the ten, 174-180 

 Greek science, 43, 44, 45 



Haller, 74 



Harvey, 49, 78, 127, 128; bio- 

 graphical references to, 198; 

 book on the circulation, 78, 

 175; circulation of the blood, 

 78; in physiology, 78; one of 

 the ten foremost men, 175, 

 portrait, 156 



Heredity, experimental study of, 

 35; Galton, 36; Mendel, 37; 

 material basis of, 41, 42 



Hertwig, Oskar, 75 



His, in embryology, 75, 76 



Histology, 66, 67, 108 



Holmes, O. W., names anaesthetics, 

 168 



Human ancestry, 98, 99, 100 



Huxley, 152; biographical refer- 

 ences to, 198; portrait, 156 



Hybrids of plants, Mendel, 37 



Hydrophobia, 30 



Inheritance, alternative, 39; of 

 acquired characters, 159; ex- 

 perimental study of, 35; Galton, 

 36; Mendel, 37-41 



Inoculation, Pasteur's methods, 

 30, 32; for smallpox, 170 



Inquiry, the arrest of, 45 



Insects, a chapter on, 125-142; 

 and disease, 127-142; and ferti- 

 lization of flowers, 126; habits 

 of, 126 



Intellectual progress, Zoology and, 

 185-187 



Isolation, a factor of organic 

 evolution, 162 



Jardin, des plantes, 63; du Roi, 63 

 Jenner, and vaccination, 170-173; 



portrait, 136 

 Jennings, on behavior of lower 



organisms, 112 



Koelliker, biographical references 

 to, 198; and histology, 68; por- 

 trait, 72 



Koch, Robert, 32, 33; biographical 

 references to, 198; and germ 

 theory of disease, 32, 33; por- 

 trait, 36 



Laboratories, marine, 118, 119 

 Lacaze-Duthiers, 65; biographical 



references to, 199 

 Lamarck, the founder of evolu- 

 tion, 144; of invertebrate paleon- 

 tology, 67; biographical refer- 



