LIST OF ILLUSTKATTONS. 



PAS! 



48. Blood-crystals of Guinea-pig Lehmann 119 



49. Blood-crystals of Squirrel " 120 



50. Stellated Blood-cells Photograph by Author 127 



61. Capillary Motion Author 131 



52. Motion in Cells " 132 



53. Circulation in Tradescantia " 132 



54. Diagram of Fish Circulation Milne Edwards.... 135 



55. Rudimentary Heart Thomson 135 



56. Diagram of single Heart Roget 136 



67. Heart of Dugong Home 136 



58. Human Heart on right Side Wilson 136 



59. Human Heart on left Side " 137 



60. Muscular Fibres of Heart ...Author 137 



61. Vessels of Mucous Membrane of Stomach " 142 



62. Vessels of Villi of Duodenum " 142 



63. Capillary Circulation of Frog's Foot Wagner 142 



64. White Corpuscles in the still Layer " 143 



65. Valves of Veins open Roget 143 



66. Valves of Veins shut " 143 



67. Diffusion of Gases Author 152 



68. Diffusion through Earthenware " 152 



69. Diffusion through India-rubber " 153 



70. Passage through Films " * 153 



71. Force of Filtration " 155 



72. Air Vesicles of Insect Fabricius 157 



73. Spiracle of Insect Photograph by Author 157 



74. Air Sac of Fish Blasius 157 



75. Lung of Reptile Flourens 158 



76. Lungs of Frog " 159 



77. Human Air-tubes Wagner 160 



78. Heart and Lungs " 160 



79. Capillaries on Lungs Rathke 160 



80. Mechanism of Respiration Author 161 



81. Experiments on Respiration Regnault and Reiset 170 



82. Hepatic Coecum of Cray-fish Leidy 198 



83. Bile-ducts entering the Duodenum Paxton 199 



84. Hepatic Veins in the Lobules of the Liver Kiernan 199 



85. Origin of Hepatic Veins " 200 



86. Origin of Bile-ducts " 200 



87. Hepatic Cells " 201 



88. Section of Kidney .....Wilson 215 



89. Diagram of Malpighian Corpuscle Kolliker 216 



90. Glomerulus of horse " 216 



91. Cilia on Uriniferous Tube Bowman 216 



92. Diagram of Malpighian Circulation " 217 



93. Malpighian Tuft Isaacs .' 217 



94. Ruptured Malpighian Coil of Deer " 217 



95. Nucleated Cells on Coil " 217 



96. Development of Mammary Gland Kolliker 225 



97. Section of human Mamma 225 



98. Colostral Corpuscles Photograph by Author 225 



99. Epidermis of Dog " " 235 



100. Section of Skin Kolliker 235 



101. Under Surface of Cuticle Todd and Bowman 235 



102. Papillae of Palm " " 235 



103. Skin of Palm , " 236 



