INDEX. 



19 



Dog-blood, serum of. xii, 212 

 Dog-flea, metamorphores of. ix, 227 

 Dolierty, A. J., staining aiaimal 

 and vegetable tissues, ix, 

 10, 28, 46, 93 

 Dohme, A. H., mieroscope in pbar- 



macy. xiii, 262 

 DoUey, C. S., nervous development. 

 V, 61 

 salpa. V, 177 



vibratile cilia, and ciliary mo- 

 tion, iv, 69, 89, 111 

 Domestic cat. (See cat) 



fowls, internal parasites in. vii, 

 11 

 Double staining. (See staining) 

 staining of vegetable tissues, i, 

 81 

 Dowdeswell's method, xii, 20 

 Drawing ink, American, xi, 217 

 microscopical, xiv, 276 

 objects. X, 247. xii, 52 

 Smith's method of. xiii, 121 

 without camera-lucida. iii, 158 

 Drawings, multiplying, v, 207 



or photographs, ix, 103 

 Draw tube, i, 39 

 Drescher, W., two new blood stains. 



xiv, 202 

 Drinking water. (See water.) 

 Dropping tubes, i, 208 

 Drosophila ampelophila. v, 78, ^03 

 Druggist, microscopy for. xiii, 149 

 Drugs adulteration of. xiv, 30. xv, 

 92 

 and medicines of N. A. v, 117 

 examination of. ix, 203 

 prices of. xiv, 249 

 Drnry, Miss E. M. x, 188 

 Drying, xiv, 250, 251 

 Dry mounts, i, 183 

 of Pollen, i, 199 

 preparations of schizomycetes. 

 viii, 227 

 Dudley, P. H., structure of steel, 

 xii, 268 

 work of microscope, xii, 147 

 Dudley, W, R., chara and nitella. 



iv, 58 

 Duncan, P. M., presidential address. 

 R. M. S. iii, 106, 128. iv, 

 122 

 Durand, W. F., finding optical cen- 

 ter and focal length of ob- 

 jectives, vi, 141 

 interesting experiment, xi, 136 

 parasite of porcellio. vii, 161 

 parasites of T. navalis. viii, 224 

 Durkee, R. P. H., mounting in bal- 

 sam, v, 84 



Dust, i, 60 



atmosphere, i, 135. ii, 11 

 at sea. xiv, 169 

 collecting, xiii, 167 

 experiment with, xv, 254 

 injurious to luugs. xiii, 45 

 spherules ibund in terrace, xiv, 



72 

 terrace, xiv, 86, 173, 207 

 volcanic, v, 101 



Dwarf trees, xi, 11 



Dyes for histological work, x, 79 



Dysentery, microbe of. ix, 211 



CAR, highest notes audible to hu- 

 man. iv, 177 

 microscope, i, 118 



Earle, R. E., fish killed by utricula- 

 ria. V, 130 



Earth, the living, xii, 255 



Earthworm, ix, 27. xv, 123 



Ebonite cells, cementing to glass, 

 xiv, 321 



Echinoidea, sense organs in. vii, 

 209 



Eclipses of sun and moon, iv, 178 



Economy notes, xi, 196 



Edema, bacilli of malignant, xii, 

 164 



Edinger's drawing apparatus, xiii, 

 65 



Editorial, i, 13, 36, 52, 75, 96, 117, 

 134, 155, 176, 197, 215, 235. 

 ii, 13, 34, 54, 73, 93, 114, 

 138, 151, 172, 192, 214, 233. 

 iii, 14, 39, .52, 75, 94, 115, 

 132, 155, 176, 197, 215, 

 235. iv, 11, 34, 56, 75, 97, 

 117, 133, 156, 175, 194, 215, 



235. V, 12, 33, 53, 75, 94, 

 112, 136, 156, 173, 199, 212, 

 233. vi, 16, 32, 57. 76, 95, 



116, 134, 157, 175, 199, 216, 



236. vii, 15, 35, .54, 74, 

 114, 135, 153. vii, 172, 

 193, 211, 233. viii, 14, 33, 

 51, 75, 94, 113, 133, 155, 



175, 196, 215, 229. ix, 15, 

 35, 54, 77, 95, 113, 132, 152, 



176, 213. X, 16, 43, 70, 



117, 162, 213, 237, 261, 277. 

 xi, 13, 88, 140, 163, 240. 

 xii, 22, 140, 165. 187, 213, 

 262. xiii, 14, 38, 65, 96, 



118, 145, 163, 190. xiv, 

 19, 49, 84, 172, 207, 262, 

 291, 319, 351. XV, 29, 62, 

 87, 122, 155, 182, 215, 248, 

 280, 320, 350, 387. 



