160 



INDEX 



Coelenterates, 67, 72, 93, 124. 



Coelom, 77. 



Coghill, 22. 



Cold, 64. 



Colloids, 35. 



Colloidal chemistry, 13, 17. 



Condenser, 85. 



Conjugation, 59, 60, 137. 



in bacteria, 60. 



permanent, 60. 



temporary, 60. 

 Conklin, 12, 40, 110, 115, 118, 122, 



125, 133. 

 Connective tissue, 14, 21, 142. 



fibrillae formation, 77, 141. 

 Consortism, 61. 

 Contaminations, 24, 33, 86. 



congenital, 36. 



in bacterial work, 37. 

 Contractile canal, 78. 

 Convoluta, 75. 



roscoffensis, 75, 76, 77. 



parndoxa, 75, 76, 93, 94. 

 Cowdry, E. V., 11, 12, 13, 14, 15, 



IS, 20, 21, 22, 26, 43, 138. 

 Cowdry, N. H., 17. 

 Cramer, 4(1. 

 Crinoids, 78. 

 Crown gall, 92. 

 Crystalline bodies, 76. 

 Crystals, urate, 86. 

 Ctenophora, 72. 

 Cucnot, 77, 79. 

 Cultures (see media). 

 C7janophyceae, 107, 108,^109, 111. 

 Cydostoma elegans, 78, 79. 

 Cysts, 70, 78. 

 Cytology, 122. 



Cytoplasm, 27, 40, 43, 70, 125, 134, 

 138. 



abnormalities of, 118. 



differentiation, 124. 



granules of, 124. 



physical nature of, 142. 

 Cytosome, 115, 124. 



Dacun olae, 82. 



Dark field microscope, 33. 



Dark screen, 88. 



Darwin, 2, 3, 115, 124. 



Davenport, 117, 120, 129, 130. 



De Bary, 61, 62, 64. 



Debeyre, 42. 



Deep growths, 35. 



De Negri, 78. 



Dermacentor venustus, 83. 



Desiccation, 64. 



Design, 146. 



Deutoplasm, 19. 



Development. 



embryonic, 80. 



ontogenetic, 93, 129. 



phylogenetic, 127. 



physiologic, 121, 130. 



retrograde, 142. 

 Diastase, 140. 

 Dictosomes, 45. 

 Differentiation, 61. 



causes of, 123. 

 Digestion, 71, 74, 78. 



of cellulose, 139. 

 Digestive glands, 105. 



of herbivora, 106. 

 Diplococci, 36. 

 Disease, 65, 66, 143. 



anterior poliomyelitis, 112. 



etiology, 53. 



neoplastic, 92. 



vitamin deficiency, 144. 

 Dissociation, 61. 

 D'Herelle, 63. 

 Dog, 39. 

 Doncaster, 117. 

 Driesch, 122. 

 Dubois, 85, 87. 

 Dubreuil, 21. 

 Duesberg, 11, 12, 13, 14, 122. 



Earthcjuake, 144. 

 Echinocardium, 78. 

 Echinoderms. 78, 124. 



