INDEX 



ACCESSORY muscles of respiration, 



135 



Adaptation to environment, 3 

 Aerial life, 216 

 American monkeys, 69, 215 

 Amphibia, 16, 20 

 Anchoring nipples, 144 

 Anous stolidus, nesting of, 201 

 Anthony, Professor Raoul, 219 

 Anticlinal vertebra, 103 

 Aquatic animals, 56, 213 

 Arctomys, 85 

 Archepallium, 151 

 Ariens Kappers, Dr., 163 

 Association areas, 191 

 Association of senses, 178 

 Auditory impressions, 174 



B 



Baboon, skull of, 116 



pelvis of, 125 

 Balancing muscles, 65 

 Bambute Pygmies, limbs of, 202 

 Bats, hind-limb of, 55 



pelvis of, 127 



mammary glands of, 143 



as failures, 217 

 Beddard on lemurs, 219 

 Bell, Sir Charles, on the hand, 43 



on respiration, 134 

 Big toe, grasping power of, 72 

 Binocular vision, 176 

 Birds, feet of, 67 

 Boots, wearing out, 205 

 Sradypodidce, 215 

 Brain, evolution of, 194 



importance in evolution, 200 

 Bridgwater treatise, 43 

 Broom on limbs, 11 

 Burrowing animals, 214 



C 



Canine teeth, 90 

 Carotid arteries, 96 

 Carpus, 23 

 Cat washing face, 19 

 Centetes, litter of, 139 



mammary glands of, 141 



Centre of motion, 104 



Cercopithecus, vertebral column of, 

 120 



Cerebral hemispheres, 150 

 ; Chameleon, feet of, 67 



Cheirogaleus, 138 

 ; Cheiromdes, 216 

 Cheiropods, 197 



Chelonians, 20, 40 



Chest, shape of, 131 

 ! Chimpanzee, 37, 112, 126, 187, 202 

 ; Chin a human feature, 95 

 ' Chiromys, 154 

 ! Chrysochloris, 59 



Clavicle, 28 



Climbing, dawn of, 16 



Coconuts, method of gathering, 

 208 



Conduct, evolution of, 181 



conception of, 193 

 : Conscience, 194 



Convergent mimics, 197 



Corpus callosum, 198 

 striatum, 171 



Cortex, development of, 150 

 method of building of, 164 



Crocidura, 39 



Crocodile, vertebral column of, 102 



Cryptobranchus, 33, 58 



Curves of spine, 119 



Cynocephalus, 116 



Cynodontia, 149 



D 



j Darwin, 1, 3, 90 

 ; Decapitation of bird, 169 

 I Dental caries, 93 

 I Dentine, 94 



Descartes, 194 



; Descending trees, methods of, 50 

 i De Vries, 3 

 ' Diaphragm, 133 



Diet, specialization in, 212 



Digital formula, 75 



Dipnoi, brain of, 150 



Duckworth? Dr^W. L. H., 81, 91, 



202 

 Dwieht, Professor Thomas, 2, 180, 



221 

 227 



