INDEX 



Acquired characters, inheritance 

 of, 159; nature of, 159; Weis- 

 mann on, 159 



Adjuncts to the study of Zoology, 

 123 



Agassiz, Louis, at Penikese, 119; 

 biographical references to, 195; 

 portrait, 118 



Alternative inheritance, 39 



Amphimixis, the source of varia- 

 tions, 158, 159 



Anaesthetics, 168; Morton and 

 ether, 168, 170; and painless 

 surgery, 165, 168; O. W. Holmes 

 supplies the name, 168 



Ancient science, 43 



Anellida, 89 



Animal behavior, studies of, in, 

 112 



Animal kingdom, the, 84-94; psy- 

 chology and behavior, 112; 

 series, the, 92 



Animals, classification of, 84-93; 

 the number of, 93; sub-kingdoms 

 or phyla, 86-93 



Anopheles mosquito, the carrier 

 of malaria, 130 



Antiquity of man, 98 



Antiseptic surgery, 29 



Aristotle, 44; biographical refer- 

 ences to, 195; greatest investi- 

 gator of antiquity, 44; influence 

 of, 45; portrait, 54 



Arrest of inquiry, effect of, 45 



Arthropoda, 89, 90 



Artists, prehistoric, 98 



B 



Bacteria, and antiseptic surgery, 

 29; discovery of, 25; disease 

 producing, 28 



Bacteriology, Cohn and, 26; Koch, 

 26, 33; Pasteur, 26, 27; rise of, 

 25-27 



Baer, Karl von, biographical refer- 

 ences to, 196; and embryology, 

 72; his great classic on the de- 

 velopment of animals, 72; one 

 of the ten foremost men, 177; 

 portrait, 72 



Balfour, F. M., biographical refer- 

 ences to, 196; masterly work 

 of, 74; portrait, 72; rank in 

 embryology, 73 



Behavior, animal, 112 



Bernard, Claude, biographical ref- 

 erences to, 196; discoveries, 81; 

 in physiology, 80; greatest 

 physiologist of all time, 184; 

 portrait, 72 



Bichat, and investigation of the 

 tissues, 67 



Binomial nomenclature of Lin- 

 naeus, 52, 53 



Biographical references to the 

 eminent biologists, 195-202 



Biological advances, the five 

 chief, ii ; the outstanding, 10- 

 42. 



Biological laboratories, 118, 119; 

 Naples, 118; Woods Hole, etc., 

 119 



Biological progress, atmosphere 

 engendered by, 186; continuity 



209 



