340 



INDEX. 



Cycloid scales of Fish, i. 261, 262. 

 Cyclops, ii. 208, 209; fertility of, ii. 210. 

 Cyclosis, in Vegetable cells, i. 226; in 



Closterium, i. 263; in Diatomaceee, i. 



273; in Chara, i. 259, 260; in cells of 



Phanerogamia, i. 356-359; in Rhizo- 



pods, ii. 6. 

 Cydippe, ii. 137, 138. 

 Cymbellece, i. 297. 

 Cynipidce, ovipositor of, ii. 245. 

 Cypris, ii. 207. 



Cyprcea, structure of shell of, ii. 179. 

 Cystic Entozoa, ii. 192, 193. 

 Cysticercus, ii. 192, 193. 

 Cytherina, ii. 207. 



Dactylocalyx, ii. 121. 



Dallinger, Mr., on flagellum of Bacte- 

 rium termo, i. 309: his Microscope 

 Lamp, i. 133; on qualities of Objec- 

 tives, i. 162, 165; Preface, v., vi. 



Dallinger and Drysdale, their researches 

 on Monadina, ii. 26-32. 



Dallingeria Drysdali, ii. 26-28. 



Dalyell, Sir J. G., on development of 

 Medusae, ii. 132-134. 



Dammar- Varnish, i. 178, 213. 



Daphnia, ii. 209, 210. 



Darker's Selenites, i. 113. 



Davies, Mr., on Microscopic Crystalliza- 

 tion, ii. 319-321 note. 



Dawson, Dr., on Eozoon, ii. 102. 



Deane's Gelatine, i. 211. 



De Bary, Dr., on Myxomycetes i. 327 

 note. 



Decalcification, i. 201. 



Decapod Crustacea, shell of, ii. 214, 215; 

 metamorphosis of, ii. 215, 216. 



Defining power of Objectives, i. 161- 

 163, 173. 



Dehydration, by Alcohol, i. 195; by 

 Carbolic Acid, i. 215. 



Delsaux, Rev. J., on Brownian move- 

 ments, i. 154 note. 



Demodex folliculorum, ii. 249. 



Demonstrating Microscope, Beale's, i. 

 81. 



Dendritina, ii. 72. 



Dendrodus, teeth of, ii. 311. 



Dentine of Teeth, ii. 258-260. 



Depressions, distinction of, from eleva- 

 tions, i. 151. 



Dermestes, hair of, ii. 228. 



Desiccation, tolerance of, by Proto- 

 phytes, i. 235; by Infusoria, ii. 31, 49; 

 by Rotifera, ii. 59, 60; by Entomos- 

 traca, ii 210. 



Desmidiacece, general structure of, i. 

 262-264; cyclosis in, i. 263; binary 

 subdivision of, i. 264-266; formation 

 of gonidia in, i. 267; conjugation in, 

 i. 267, 268; classification of, i. 268, 

 269; collection of, i. 269, 270. 



Deutzia, stellate hairs of, i. 379. 



Development, of Annelids, ii. 197-201; 

 of Anodon, ii. 183, of Ascidiaris, ii. 



168; of Cirrhipeds, ii. 213, 214; of 

 Crab, ii. 215; of Desmidiaceae, i. 267; 

 of Diatomaceae, i. 279-281; of Echin- 

 odermata, ii. 150-156; of Embryo(Ani- 

 mal), ii. 1, 122, of Embryo (Vegeta- 

 ble), i. 351, 352; of Entomostraca, ii. 

 211-213; of Ferns, i. 348; of Gastero- 

 pods, ii. 184-189; of Insects, ii. 247, 

 248; of Leaves, i. 356; of Medusas, ii. 

 126, 127; of Mosses, i. 342; of Nudi- 

 branchiata, ii. 185; of Palmoglsea, i. 

 230; of Pollen-grains, i. 384; of Pro- 

 tococcus, i. 232; of Sponges, ii. 118; 

 of Stem, i. 374; of Vegetable-cell, i. 

 227, 228; of Volvox, i. 238-241. 



Diagonal Scales, i. 94, 99. 



Diamond-beetle, scales of, ii. 220; elytra 

 of, ii. 228; foot of, ii. 243. 



Diaphragm Eye-piece, Slack's, i. 95. 



Diaphragm-Plate, i, 101-103. 



Diatoma, i. 286. 



Diatomacece, general structure of, i. 

 273, 274; silicified valves of, i. 274- 

 276; surface-markings of, i. 276-279; 

 binary subdivision of , i. 279, 280; con- 

 jugation of, i. 281, 282; gonidia of, 

 i. 282; auxospores of, i. 282; move- 

 ments of, i. 283; classification of, i. 

 284; general habits of, i. 301, 302; fos- 

 silized deposits of, i. 302, 303, ii. 304; 

 collection of, i. 302-304; mounting of, 

 i. 305, 306. 



Diatoms, as Tests, i. 169-172, i. 276-279. 



Dichroism, ii. 322. 



Dicotyledonous Stems, structure of, i. 

 369-375. 



Dictyoloma, seeds of, i. 387. 



Didemnians, ii. 166. 



Didymoprium, i. 269; self-division of, 

 i. 265; conjugation of, i. 269. 



Difflugia, ii. 18. 

 Diffraction, 



errors arising from, i. 154- 



157; production of microscopic images 



by, i. 157-160. 



Diphtheria, fungus of, i. 320. 

 Dipping-tubes, i. 127. 

 Diptera, mouth of, ii. 235; halteres of, 



ii. 243; ovipositors of, ii. 246. 

 Discorbina, ii. 89. 

 Disk-holder, Beck's, i. 121; Morris's, i. 



122. 



Disk-illuminator, Wenham's, i. 105. 

 Dispersion, chromatic, i. 8, 9. 

 Dissecting Instruments, i. 187; Trough, 



i. 187; Microscopes, i. 44-50. 

 Dissection, Microscopic, i. 186-188. 

 Distoma, ii. 194. 



Dog, epidermis of foot of, ii. 276. 

 Doris, palate of, ii. 182; spicules of, ii. 



179; development of, ii. 185. 

 Dorsal Vessel of Insects, ii. 237. 

 Double-staining, i. 207. 

 Doublet, Wollaston's, i. 20; Steinheil's, 



i. 21. 

 Dragon- fly, eyes of, ii. 230; larva of, ii. 



238-240. 



