INDEX. 



50£ 



Groundsel, circulation in, 378 

 Guano, to prepare, 398 

 Gum cement, 276 

 Glycerine, 280 



and gelatine, 282 



H 

 Habitat, 



of cliara, 382 



nitella, 382 



hydrocharis, 383 

 Hairs, 341 



of animals, 432 



of bat, 467 



of insects, 418 • 



of mouse, 468 



of dermestes, 469 



of plants, 400 

 Hall, Chester More, Mr., 



object-glass of, 32 

 Harvest bug, 422 

 Herapath, Dr., 



artificial polarizing crystals of, 

 503 

 Herschel, Sir J., 



doublets of, 29 

 Hett's 



microscope for injections, &c. 492 

 Highley, Mr., 



lamp of, 489 

 Hill, Dr., 



work of, 24 

 Hints, miscellaneous, 483 

 Holder, 



bottle, 143 



needle, 348 

 Holland, Mr., 



triplet of, 31, 65, 162 



white lead cell of, 287 

 Hood, for compound body, 147 



Lister's, 147 



Leonard's, 147 

 Hoofs of animals, 433 

 Hooke, Robert, 3 



micrographia of, 3 



microscope of, 4 

 Horns of animals, 433 



to make sections of, 341 

 Huyghens, 2 

 Huyghenian eye-piece, 168, 176 



Bamsden's improvement on, 

 176 

 Hydras, to examine, 389 

 Hydrocharis, 



circulation in, 376 



Illumination, 



of objects, 186 



Illumination, 



transparent ditto, 186 



background, 194 

 Illuminator, 



Gillett's, 49 



Wenham's, 116 



Amici's, 204 

 Indicator, 145 

 Infusoria, 383 



to procure, 383 



localities for, 383, 393 



apparatus for collecting, 384, 385 



method of collecting, 387 



wheel, 394 



to feed with carmine, 395 



fossil, 396 



method of preparing, 397 



to mount in Canada balsam, 309 



fossil, list of, 412 



recent, list of, 411 

 Injections, Lieberkuhn, 17 



of mucous membranes, 444 

 Insects, 



circulation of blood in, 363 



trachea of, to dissect, 361 



spiracles of, to dissect, 362 



preparations from, 2 



antennae, 416 



eggs of, 416 



elytra, 416 



eyes of, 417 



feet of, 417 



hairs of, 418 



mouth of, 418 



parasitic, 419 



itch, 421 



scales of, 423 



spiracles of, 423 



tracheae of, 423 



stings of, 424, 



stomachs of, 424 



miscellaneous parts of, 424 

 Instruments, 



dissecting, 343 



for cutting covers, 266 



non-cutting, 349 

 Iron plate, 



for cells, 270 



Jackson, Me., 



micrometer of, 213 

 Jansen, Zacharias, 2 

 Japanners' gold-size, 274 

 Jatropha oil, 154 



KiNfl, Mb., 



microscope of, 100 



