INDEX. 205 



PAGE 



Charcoal, . . . . ..,,. 1 . 73 



Circulation in vegetables, ..... 78 



Corals, ...... i ,,^ t , . 86 



Circulation of blood, ..... 96 



Capillaries, their functions, . . . ... 106 



of skin, .... -~ . 100, 109 



of mucous membrane, . . .105,109,167 



Crystalline lens in fish, . . . . . 101 



Ciliary processes of the eye, . . . .' . 101 



movement, . . . . . . 105 



Chromatic aberration, ...... 33 



mode of observing, . . . 110 



Circulatory system of insects, . . . . --;' 126 



Chemical constitution of organized bodies, . . . 130 



Cell-growth in a meliceritous tumor, . . , - -* 137 



Classification of animal tissues, .... 136 



malignant growths, . . . .142 



Carcinoma, ....... 143 



Chemico -gelatinous injection by Dr. Goadby, . . .164 



Cystine in urine, . . . . . . 179 



Colors exhibited by polarized light, . . . .192 



Cleaning the glasses of microscopes, . . . 196 



Cabinet for microscopic objects, . . . . .197 



D. 



9- 



Dissecting microscope of Mr. Slack, ... 27 



Dark wells, . . . . . 38 



Diaphragm, . . . . . . 37, 41, 51, 53 



Deut-ioduret of mercury, . . . . .68 



Dissecting needles, ...... 119 



troughs, . . . . v%, . 120 



Digestive system of insects, ..... 125 



Development of cells, . . . ... 131 



animal tissues, .... 134 



Diabetic urine, ...... 170, 183 



18 



