464 



INDEX 



Inheritance, 35. 



Integument 



Area of skin, 121 (T. 83). 

 Fat, 121. 



Growth of, 183 (T. 124, 125). 

 Hair arrangement, 122. 

 Moulting, 35, 141. 



Intestinal Tract 



Growth of, 264 (T. 153, 156) (C. 49-(12)). 



Impregnation 



Time of, 19. 



Kidneys 



Anatomy, 123 (T. 85). 



Growth of, 210 (T. 145) (C. 33). 



Lactation Period, 15, 16: N. 338. 



Life History, 15 : N. 335. 

 Span of life, 17: N. 336. 



Litters 



Size of, 24 (T. 5, 6) : N. 336. 

 Number of, 24 (T. 5, 6) 157: N. 336. 

 Second; the best, 25. 



Liver 



Growth of,, 210 (T. 145) (C. 34), 

 Cells and nuclei-diameters, 122 (T. 84). 

 Percentage of glycogen in, 143 (T. 97, 98). 



Lungs 



Growth of, 212 (T. 146) (C. 36). 

 Lung disease, 327. 



Lymph Nodes, 75 (T. 42). 



Mammary Glands 



Number of, 124. 

 Phases of, 124. 

 Variations in number, 42. 



Mandibles, 197 (T. 135). 



Maturity sexual 



Age of, 18. 

 Shift of, 18. 



Menopause, ISO. 



Metabolism, 142-151 (T. 97-109). 

 Nitrogen excretion, 144-148 (T. 99-105). 

 Protein, 144-148 (T. 99-105). 

 Salts, 148 (T. 106). 



Methods 



Statistical, 202. 



of dissection (See Growth, of organs'). 



for fixation of brain, 108-114 (T. 72-77). 



of weighing. 203, 206. 



of measuring, 202. 



Migrations, 7-12. 



Milk 



Composition, 315 (T. 173). 



Mitosis 



in brain, 76 (T. 43, 44). 



in spinal cord, 76 (T. 43, 44). 



Modification of Body Growth 



Experimental, 179. 

 Method of measuring, X. 



Moulting, 35, 141. 



Muscles . 



Number of fibers and nuclei, 55 (T. 21). 



Muscles and Nerves, 135. 

 Myelin Formation, 116-118 (T. 79, 79a). 

 Myelin Sheath (See Nerves). 

 Mutations, 35. 

 Nerves 



Cranial: nerves and ganglia. 

 Number of fibers. 

 N. Cochlearis: N. 95. 

 N. Oculo-motorius, 90, (T. 51). 

 Diameters of fibers and axis-sheath 



relation. 



Oculo-motor, 90 (T. 51). 

 Trigeminus, 90 (T. 52, 53). 

 Spinal nerves, 100 (T. 64, 66-69). 

 Of ganglion cells. 

 Gasserian, 90 (T. 54). 

 Spirale, 95 (T. 55, 56). 

 Vestibulare, 96 (T. 57). 



