256 



INDEX. 



Ciliary motion, 161, 170 

 Chloride of sodium. 241 

 Coal, to prepare, 92 

 Colors of flowers, 133 

 Collecting objects, 81 

 Coddington lens, 23 

 Colloid, 66 



degeneration, 231 

 Compound microscope, 23 



crystals, 89 



tissues, 197 

 Collins's Harley microscope, 32 



graduating diaphragm, 32 

 C.ompressorium, 41 

 Condensers, 33 

 Condensing lens, 37 

 Connective tissues, 192 

 Conchifera, 170 

 Correlation of force, 117 

 Corti's organ, 223 

 Crystalline forms, 86, 114 

 Crystallization of salts, 100 

 Crystalloid, 66 

 Cryptogauaia, 152 

 Crustacea, 172 

 Cyclosis, 129 

 Cystine, 241 



Dammar mounting, 79 

 Darker's selenite stage, 44 

 Dark-ground illumination, 35 

 Decomposition of blood, 227 

 Definition, 54 

 Degeneration, fatty, 230 

 Dentine, 196 

 Desmidiaceae, 140 

 Development of tissues, 201 



of fungi, 137 

 Diabetic sugar, 237 

 Diaphragm, 32 

 Diatom markings, 56 

 Diatoms, 94, 141 



classification of, 142 

 Diatomaceous earth, 94 

 Diffraction of light, 54 

 Discrimination of forms, 127 

 Dotted ducts, 131 

 Double refraction, 91 

 Dry mounting, 78 

 Dujardin, 118 



Early microscopists, 20 

 Echinoderms, 167 

 Educational microscopes, 30 

 Epithelium, 190 



Elementary unit in biology, 117 

 Epiphytes, 242 

 Epizoa, 243 

 Equisetacese, 155 

 Equisetum, 132 



Embryo, sections of, 205 



Embryonic development, 201 



Entoiuostr;ica, 173 



Entozoa, 171, 243 



Enamel, 192 



Eozoon, 84, 97 



Errors of interpretation, 52 



from refraction, etc., 52 

 Examination, methods of, 58 



of minerals, 85 



of higher plants, 155 

 Eyes, care of, 49 



of insects, 176 

 Eye-pieces, 26 



Fatty tissue. 195 



degeneration, 230 

 Feet of insects, 177 

 Ferns, 155 

 Fission of cells, 125 

 Fixed oil in plants, 133 

 Flatness of field, 55 

 Fluid media, 66 



mounting, 80 



cavities in minerals, 89 

 Flowers, 157 

 Focal distance, 22 

 Formed material, 118, 128 

 Forms of vegetable cells. 134 

 Formations, pathological, 232 

 Foraminifera, 95, 159 

 Fossil plants, 93 

 Fraunhofer's lines, 44. 101 

 Frog-plate, 41 

 Fungi, 134, 138 



Gas chamber, 42 

 Gasteropoda, 170 

 Gemmation, 125 

 Generative organs, 213 

 Germ-cell, 125 

 Germinal matter, 118, 122 

 Geology, microscope in, 92 

 Glass-covers, 77 

 Glandular fibres, 131 



tissues, 200 



Graduating diaphragm, 33 

 Grammatophora test, 57 

 Gum, 134 



Hair, 191 



of insects, 175 

 Haller, 118 

 Hardening tissues, 61 

 Heart, 208 

 Hepatica, 154 

 Herapathite, 113 

 Herschel's doublet, 22 

 High powers, 55 



