422 INDEX AND GLOSSARY. 



Lymphatic glands, 207. 

 radicles, 207. 



Lymph, 189 (Lat. a stream). 



Lymphoid Organs, 208. Having structure like lymphatic 

 glands. 



Lymphangioma, 270, Tumor of lymphatic vessels. 



Lymphoma, 272. Adenoid tumor. 



Magnesia salts, 115. 



Maltwood's finder, 48. 



Magnifying power, 22, 40. 



Margarine, 232. 



Marine glue, 76. 



Malignancy, 263. 



Malpighian tufts of kidney, 212. 

 " vessels of insects, 178. 



Measuring objects, 38. 



Medium powers, 55. 



Metric System, 38. The French system of weights and 

 measures, based on the metre. The French unit of weight is 

 the gramme. 



Metamorphosis, 126. Change of form. 



Mechanism of microscope, 27. 



Medusse, 167. Jelly-fish. 



Melicertians, 164. A family of Rotifera. 



Membrane, 185. 



Medullary Sheaths of Nerves, 1 99. Sheath of axis. 



" Eays, 156. Cellular plates from the pith to the 

 bark in exogenous stems. 



Mesoblast, 202. The middle layer of the blastoderm. 



Medulla Oblongata, 216. The upper part of spinal cord, 

 within the skull. 



Metallic oxides, tests for, 110. 



Microscope, compound, 23. 

 " testing the, 54. 



Microspectroscope, 18, 44, 101. 



Micromineralogy ', 84. 



Microchemistry, 98. 



Microchemical analysis, 106. 

 " apparatus, 98. 



