INDEX 



461 



Brain (continued) 

 Myelin and myelination, 116 (T. 79) 



118 (T. 79a). 

 Olfactory bulbs, 90. 

 Swelling reactions, 114 (T. 78). 

 Specific gravity, 76. 

 Water percentage of, 308 (T. 157): 



N. 378 (T. 210, 211). 

 Weight on age, 275 (T. 157). 



Calorimetry, 152 (T. 112). 

 Captivity, N. 382-386 (T. 212). 

 Castration, 179. 

 Cell Division (See Mitosis') 



Cell Size (See also respective organs) 

 Erythrocytes, 71 (T. 35-35a). 

 Wandering cells, 71 (T. 36). 

 In hypophysis, 124 (T. 87). 

 In peritoneal fluid, 71 (T. 37). 

 In liver, 122 (T. 84). 

 In pancreas, 122 (T. 84). 

 In brain. 



Purkinje cells, 90 (T. 50). 

 Cerebral cortex, 85 (T. 49) (C. 10) 



N. 367 (T. 199) (C. 67). 

 In spinal cord, 105 (T. 68). 

 In ganglia. 

 Cranial. 



Gasserian, 93 (T. 54). 

 Spiral, 95 (T. 55, 56) (C. 11). 

 Vestibular, 96 (T. 57) (C. 12). 

 Spinal, 97 (T. 59-60, 67). 

 Sympathetic, 107 (T. 71) : N. 367 

 (T. 201, 202). 



Characters Functions of Age, 2, 17, 275 



(T. 157). 



Chromosomes 

 Number of, 38. 



Circulation, 141. 



Classification and Nomenclature, 4-7. 



Comparison 

 with Man, 31-32, 132-134. 



Composition 



Chemical (See Water percentage of). 

 of entire body, 312 (T. 166, 168-170) 

 (C. 56). 



Bones, 316-320 (T. 174-177). 



Blood, 315 (T. 171, 172). 



Teeth, 320 (T. 177). 



Milk, 316 (T. 173). 



Organs, 315 (T. 171). 



Brain, 320 (T. 178, 179) (C. 57). 



Spinal cord, 320 (T. 178). 



Controls, X-XII. 

 Coat Color, 34. 

 Correlation-Coefficients of, 224 (T. 143). 



Cranium 



Capacity, 52 (T. 16). 

 Definition of, 195. 

 Displacement of teeth, 54. 

 On mandible, 197 (T. 135). 

 Measurements of, 49 (T. 16, 17) (Fig. I). 

 Percentage of water, 301 (T. 161). 

 Sutures, 47. 



Teeth, 52-54 (T. 18-19). 

 Weight of, 195 (T. 133-135) (C. 26): 

 N. 357 (T. 191). 



Distribution (Geographic), 7-12. 



Domestication, 382-386. 



Dry Substance (See Percentage of water) 



Ear 



Opening of, 15. 

 Age of hearing, 15, 140. 

 Measurements of organ of Corti, 119-121 

 (T 81, 82). 



Early Records and Migrations, 7. 



Embryology 



Spermatogenesis, 37. 



Oogenesis and fertilization, 38 (T. 10) 



(C. 1). 



Earlier stages, 38 (T. 11, 12). 

 Volumes of ova and embryos, 38, 41 



(T. 11, 12). 



