INDEX 



A biogenesis, 384 

 Abundance of life, 53 

 Activity, organismal, 195 

 Adami, Prof. J. G , 493 

 Adaptations in animate nature, 

 319 



structural, 320 



intra-organismal, 321 



origin of, 325 



evolution of, 470 

 Adaptiveness, 60 



and purposiveness, 319, 347 

 Adjustments, functional, 321 

 Adrenalin, 398 



emotion and, 622 

 A E, 33 

 /Eschylus, 1, 3 

 yEsthctic delight, factors in, 267 



emotion, general characters of, 

 260 



emotion, bodily resonance and, 

 268 



emotion, evolution of, 279 

 Agassiz, Louis, 488 

 Aliotta, 242, 637 

 Altruistic and egoistic activities, 



314 



Alevolar epithelium, 118 

 Ammophila, instincts of, 202 

 Amoeba, behaviour of, 97 



reactions of, 180, 181 



" mind " of, 182 



and mind, 517 

 Amphimixis, 417, 429 

 Amphioxus, development of, 151 

 Anabolism and Metabolism, 84, 



86 



Analytical explanation, 115 

 Anaphylaxis, 85 



Ancestral experiments, entailed re- 

 sults of, 

 Anaesthetic, 248 

 Animal behaviour, 122, 175 



diverse views on, 177 



summary, 222 



purposiveness in, 335 

 Animal, the first, 388 

 Animal Mind, The, 215 



Animate evolution, humanist value 



of study of, 640 

 nature, correspondence of to 



ideals of True, Beautiful and 



Good, 634 

 Animism, early, 27 



soul theory on, 240, 241 

 Animists, 102 

 Antholoba reticulata, 196 

 Anthony, Dr. R , 558 

 Anthropocentric theory, 6 

 Anthropoids and man, 568 

 "Anti-bodies" (in tapeworms), 



581 



Anti-locust league, 618 

 Anti-toxins, 493 

 D'Annunzio, 101 

 Apartness of life, 130 



of living creatures, 110 

 Aphia pellucida, 593 

 Arboreal man, 559 

 Archegaeus, 431 

 Architecture, types of invertebrate, 



394 



Arcs, reflex, 187 



Aristotle, 10, 247, 398, 449, 597 

 Aristotelean dictum, 169 

 Arrhenius formula, 114 

 Arthropods, nervous system of, 198 

 Artificers, animal, 285 

 Assheton, Prof. R., 150, 151, 152 

 Astronomy, 108 



gravitational, 109 

 Atoms, 65 



Attraction and repulsion, 151 

 Atwater (experiment), 112 

 " Automatic" regulation, 215 

 Automatic sifting, 327 

 Antomntisation, 194 

 Autonomy of biology, 35 



of psychology, 36 

 Awareness of meaning, 237 



Bacon, JJistoria Naturalig, 12 

 Backboned animals, rise of, 394 

 v. Baer. K. E., 429, 488, 526 

 Bain, 249 

 Baldwin, Prof. Mark, 483 



675 



