INDEX. 



723 



Sporangia, of Desmidiaceae, 274, 275 ; of 

 Dialomacea;, 284-286 ; of Fuci, 330. 



Spores of HepalicoB, 347; of Mosses, 351, 

 352; of Ferns, 355; of Equisetaceae, 358. 



Spotted Lens, 138. 



Spring-press, 227. 



Spirogyra, 241. 



Sputum, 685. 



Squirrel, hair of, 594, 595. 



Stage, lever, 128, 129; magnetic, 130. 

 movements of, 109, 110. 



Stage-Forceps, 146. 



Stage- Plate, glass, 147. 



Stanhope lens, 80, 8). 



Star-Anise, cells of seed-coat of, 367, 368. 



Starch Granules in cells, 370, 371; appear- 

 ance of, by polarized light, 370, 371. 



Staurastrum, prominences of, 265, 266 ; 

 self-division of, 269 ; varieties of, 273. 



Stein, Dr., his researches on Infusoria, 419, 

 420. 



Stellate cells of Rush, 362; of water-lily, 

 362 



Stemmata of Insects, 563. 



Stems, Endogenous, structure of, 376-378. 

 Exogenous, structure and develop- 

 ment of, 378-386. 

 Mode of making sections of, 386- 

 388. 



Stenior, 423. 



StephaTioceros, Eichorini, 433, 



Stickleback, circulation in, 619. 



Stigmata of Insects, 571-573. 



Stings, structure of, 578, 579. 



Stomata of Marchantia, 345, 346 ; of Flow- 

 ering Plants, 391, 392. 



Suctorial Crustacea, 547, 548. 



Suminski, Count, on development of Ferns, 

 46. 



Surirella, 293 ; conjugation in, 284. 



Swarming, of DesmidiacesE, 270. 



Synapta, calcareous skeleton of, 485, 486. 



Tadpole, pigment-cells of, 604, 605 ; mode 

 of viewing circulation in, 619. 



Tcenia, 529, 530 



Tardigrada, 435 ; desiccation of, 432. 



Teeth, of Echinida, 482 ; of Mollusks, 517- 

 521; of Leech, 538; of Vertebrata, struc- 

 ture of, 588-591; fossil, 641, 642; mode 

 of making sections of, 207-211, 587. 



Terehella, circulation and respiration in, 

 535, 536. 



Terebratula, structure of shell of, 513-515. 



Test-Bottles, 212. 



Test-Liquids, 212,213. 



Test-Objects, 192-199. 



Tetraspores of Florideas, 331, 332. 



Thalnssicolla, 445. 



Thaumaiitias, 467. 



Thecae of Fungi, 334, 335 ; of Ferns, 352, 

 353. 



Thin Glass,, 214-216. 



Thompson, Mr. J. V., on Polyzoa, 492; on 

 metamorphosis of Cirrhipeds, 548-550; 

 on metamorphoses of Crustacea, 551, 

 552. 



Thread-cells of Zoophytes, 474-476. 



Thread, glutinous, of spider's web, 582, 583. 



Thrush, fungous vegetation of, 340. 



Thwaiies's fluid for Algae, 232. 



Thymus and thyroid gland, 664. 



Ticks, 581. 



Tinea favosa, fungous vegetation of, 340. 



Tissues, Elementary, of Animals, micro- 

 scopic study of, 53-55, 584; independent 

 life of, 56, 57; see Blood, Bone, Capilla- 

 ries, Cartilage, Epidermis, Epithelium, 

 Fat, Feathers, Fibrous Tissues, Glands, 

 Hair, Horn, Mucous Membranes, Musclo, 

 Nervous Tissues, Pigment-cells, Scales, 

 Serous Membranes, Teeth. 



Tissues, Elementary, of Plants, 360 ; cel- 

 lular, 360-363 ; varieties of, 367-371 ; 

 woody, 372 ; fibro-vascular, 372 ; vascu- 

 lar, 373, 374 ; vasiform, 374, 375 ; dis- 

 section of, 375, 376. 



Tongues of Gasteropods, 517-520; of In- 

 sects, 565-567. 



Torula cerevisice, 334, 335. 



Tracheae of Insects, 570-572 ; mode of pre- 

 paring, 573, .574. 



Tradescanlia, rotation in hairs of, 365, 366. 



Transparent Objects, arrangement of Mi- 

 croscope for, 168-172; various modes of 

 illuminating, 172-175. 



Trematode Entozoa, 532, 533. 



Trembley, his researches on the Hydra, 37. 



Triceratium, 292; markings on, 281. 



Trychoda lynceus, bristles of, 415 ; meta- 

 morphoses of, 420-422. 



Trilobite, eye of, 640. 



Triplet, Microscopic, 80. 



Irout, circulation in young, 619. 



Tubercle, microscopic appearance of, 658. 



TubularidcB, 462, 463, 465. 



Tubules, nervous, 614, 615. 



TuNicATA, Compound, general organiza- 

 tion of. 500-502 ; different types of, 502- 

 504 ; alternating circulation in, 504, 505 ; 

 development ox, 505. 



Turbellaria, 533-535. 



Turn-table, Shadboll's, 236. 



VlvacecB, 309-311. 

 XfnionidcB, shells of, 508-512. 

 Uredo, 342. 

 Urinary deposits, 688. 

 Urns of Mosses, 350, 351. 



Vacuoles, microscopic appearances of, 185. 



Valentin's knife, 205. 



Vallisneria spiralis, rotation in, "363, 364. 



Varnishes useful to Microscopists, 216-219. 



Vasiform Tissue, 374, 375, 



Vaucher, his researches on Confervee, 38. 



Vaucheria, 313; zoospores of 314, 315; 

 sexual reproduction of, 315, 316. 



Vegetable Organization, general nature of, 

 248; see Plants. 



Vegetable Cell, nature of, 248, 249. 



Vegetable Ivory, 368. 



Vertebrata, elementary structure of, 585- 

 616 (see Tissues) ; blood of, 598-601 ; 

 circulation in, 616-619; development of, 

 626. 



Vesicles of Nervous tissue, 614, 615. 



Vibracula of Polyzoa, 498, 499. 



Villi of intestine, injections of, 622. 



Vine disease, 342. 



FoZdox, struriure of, 259, 260 ; develop- 

 ment of, 261-265. 



