INDEX 



Aard-wolf, ITS 

 Aard-vark, 170 

 Activity, relation of, to homoio- 



thermia, 46 

 Adapidae, 109 

 Adaptive characters, Z5S 

 Advanced, definition of, 30 

 Aelurosuchus, 51 



Age, effect of, upon dentition, 89 

 Alligator, teeth of, 38 

 Alouatta, 118 

 Amblypoda, migration of metacone 



in, 78 

 Amphibia, teeth of, 37 

 Amphilestes, 56 

 Amphitherium, 58 



Ancestor of Mammals. Jurassic, 62 

 Angle, mandibular, inflection of, 66 

 Angle, mandibular, inflection of in 



placentals, 62, 66 

 Anglo-Saxon dentition, 150 

 Anomalies : 



extra median incisor, 157 



imperfect developmental sepa- 

 ration, 157 



para-premolars, 157 



variation in last molar, 160 



extra molars, 160 



increase of molar cusps, 161 



loss of metacone, 161 



paramolais, 162 



retained deciduous teeth, 163 

 Anteater, 165 



banded, 91 



spiny, 236 

 Anthropoids, dentition of, 133 



history of, 125 



milk dentition of, 245 

 Apternodus, 101 

 Arctomys monax, 189 

 Armadillo, 165 

 Articular bone, fate of, 13 

 Artiodactyls, ancestry of, 210 



Artiodactyls. definition of, 199 

 Ateleus belzebuth, 118 

 Aye-aye, 115 



milk teeth of, 253 



B 



Baboon, Arabian, 123 

 Bandicoot, 76 



Bassaris astuta, 182, 271, 276 

 Bat, brown, dentition of, 230 

 Bats, ancestry of, 230 



fruit, 230 



fruit, dentition of, 232 

 Bauria cynops, 47 

 Bears, 183 

 Binturong, 270 

 Birds, teeth of, 40 

 Bos taurus, 209 



Brain, inter-relation of, with body, 

 46 



Cacomistle, 182, 274, 276 



Caenotelic characters, 257 



Camel, 204 



Canine, relation of eruption of to 

 sex, 261 



Canine rudiment, position of, 261 



Canines in Primates, 123 



Canis, 171 



Capybara, 223 



Carnassial tooth, 173 



Carnivores, ancestral historv of, 

 172 



Carnivores, progression of tooth 

 forms in, 270 



Cats, 178 



Cavy, Patagonian, 194 



Cebidae, 117 



Cebus, milk teeth of, 252 



Cerebellum, relation of to locomo- 

 tion, 46 



285 



