VI 



INDEX 



Kinctoscope, H 151. 



Labial palpi, A 68, 74, 10 1. 

 Labium, a 68, 74. 



Laboratory, p 3. 



Labrum, A 68, 74. 



Labyrinth, H 157. 



Lacteal, H 64, 65, 104, 105. 



Lady bug, A 91. 



Lamellibranch, A 107. 



Landscape, I' 13. 



Lark, meadow, A 182; sky, A 179. 



Larkspur, p 148, 149. 



Larva, a 81. 



Larynx, H 72. 



Lasso cell, a 34. 



Lateral spinal curvature, H 37. 



Latex tubes, p 67. 



Leaf, apex of, p 80; base of, p 80; 



function of, P 92; margin of, P 80; 



structure, P 86. 

 Leaf scar, p 90. 

 Leaves, arrangement of, p 82 ; shapes 



of, p 78, 85. 

 Leg, of bird, a 152; of horse, A 210; 



of insect, A 74; of man, H 33. 

 Legume, p 165, h 95. 

 Legume family, p 35, 169. 

 Lemur, A 220. 

 Lenticel, P 89. 

 Lepidoptera, A 82, 87. 

 Lichens, p 195. 

 Ligneous, p 17. 

 Lime water, xx, H 70. 

 Liver, H 105. 

 Liverworts, P 196. 

 Lobes of leaf, P 75. 

 Lobule of lung, h 75. 

 Locule, p 136, 163, 166. 

 Loculicidal dehiscence, p 166. 

 Louse, A 92, 93. 

 Lumber, p 68. 



Lungs, of bird, A 165; of man, H 76. 

 Lycopodium, p 204. 

 Lymph, H 52, 62, 63. 

 Lymphatics, H 62, 63. 

 Lymph spaces, h 63. 



Macrospore, P 203, 204. 



Madreporite, A 35. 



Malaria, H 160. 



Malay, h i. 



Mammal, a 184, h hi; classified, 



A 193; defined, A 189. 

 Manatee, a 209. 

 Mandibles, A 68, 74. 



Mantis, praying, A 3. 



Mantle, A 99. 



Marchantia, p 196. 



M axilla-, A 68, 74. 



Maxillary palpi, a 68, 74. 



May beetle, A 90, 91. 



May fly, A 83. 



Measuring worm, A 81, 84. 



Medulla, H 122, 123. 



Medullary ray, r 64. 



Medusa, A 31. 



Mesoglea, A 26. 



Mesophyll, P 86. 



Metamorphosis of insect, A 80, 81 

 82. 



Metazoan, A 1. 



Micropyle, p 21, 26. 



Microscope, p 21, 26. 



Microspore, P 203. 



Midrib, p 77. 



Migration of birds, A 171, 173. 



Milk, H 91, 95, 96, 112. 



Mimicry, A 146. 



Mind and health, h 129. 



Minerals, xiv, h 90, 91, 93, 95. 



Mint family, p 139. 



Mistletoe, P 109. 



Moccasin, a 145. 



Mold.sP 188. 



Mole, A 201. 



Mollusk, A 9, 97, 125. 



Molting, Sa 69, 174. - 



Mongolian, h i. 



Monkey, A 220. 



Monocotyledons, P 20, 25, 63. 



Monoecious, P 138, 150, 170. 



Morphine, H 105. 



Morula, A 7. 



Mosquito, A 92, 93, 96, H 160, 161. 



Mosses, p 199. 



Moss, Spanish, p no. 



Moth, A 83. 



Mother-of-pearl, a 99. 



Motor, cell, H 120; fiber, h 120. 



Mullein, p 87. 



Municipal sanitation, h 162, 163. 



Muscadine, P 36. 



Muscles, H 39 ; arrangement of, 

 H 41; control of, H 39, 44; function 

 of, H 39, 43; growth, H 42; kinds 

 of, H 39; structure of, H 39. 



Muscles and health, H 45. 



Muscular sense, H 142, 146. 



Muscular tissue, H 1 1. 



Mushroom, p 107, 194. 



Mussel, A 96, 103. 



