INDEX. 
897 
Trees, Insects injurious to Forest and 
Shade, 461. 
, Mucilaginous Slime on, 784. 
Trehalose in Fungi, 228. 
Trematodes, Monogenetic, Connecting 
Canal between Oviduct and Intestine 
in, 350. 
Trembley’s Experiments with Hydra , 483. 
Trenkman, — ., Staining and Coloration of 
Flagella of Spirilla aud Bacilli, 146, 
515. 
Trentepohlia , 226. 
, Pleiocarpous Species of, 503. 
Trichomes of Coroltia budle aides, 66. 
Trichototaxis stagnatilis g. & sp. n , 701. 
Trig aster, 40. 
Trioxybenzols, 498. 
Tristomidae, Genital Organs of, 474. 
Tristomum liistiophori , 475. 
Triton helveticus, Fixing and Staining 
Glands of, 287. 
, Investigation of Brain aud Olfac- 
tory Organ, 827. 
Trochosphsera sequatorialis , 301. 
Trochozoa, 327. 
Trouessart, E. L., Mounting Acarina, 421. 
, New Genus of Leaping Acari, 185. 
Trough, Fish-, 835. 
Trypanosoma Balbianii, 753. 
Tschirch’s, A., Text-book of Vegetable 
Anatomy, 207. 
Tube-length, Uniformity of, 87. 
Tuberculariese, New Genus of, 506. 
Tubercle Bacilli, Colourability of, 690. 
, Demonstrating, in Sputum, 
141. 
1 , Effect of Koch Treatment on, 
in Sputum, 511. 
, Estimation of Number in 
Phthisical Sputum, 833. 
, Gabbet’s Stain for, 832. 
• , New Method for Staining and 
Mounting, 146. 
• Bacillus, Conditions that modify 
Virulence of, 237. 
Tubercles during Germination, Tempera- 
ture of, 218. 
of Leguminosae, Microbe of, 640. 
on Boots of Ceanothus, 766. 
Tuberculin, Preparing, 534. 
Tuberculosis, Pseudo-, of Rodents, 390. 
Tubers and Tuberous Roots, Internal 
Atmosphere of, 371. 
in Juncacese, 493. 
Tubeuf, K. v., Formation of Duramen, 
211. 
, Gymnosporangium, 506. 
Tudor Specimen of Eozoon, 613. 
Tumours in Animals, 242. 
• injected during life with Anilin 
Pigments, Preparation of, 548. 
Tunicata. See Contents, xi, 
Tuomeya fluviatilis, 378. 
1891. 
Turbellaria of Coasts of France, 198. 
, Organization of Acoelous, 599. 
, Rhabdocoele, 196. 
Turina, V. A., Researches on Germs of Air 
and Dust of Inhabited Regions, 215. 
Turpentine for Microscopical Use, 147. 
, Venetian, Mounting Botanical Pre- 
parations in, 551. 
, , Preparation of, 429. 
Typhoid Fever, Action of Light on 
Bacillus, 802. 
U. 
Umbelliferae, Assimilation in, 770. 
, Fruit and Seed of, 763. 
, Proterandry in, 495. 
, Structure of Swollen Roots in, 623. 
Un>o, 455. ^ 
United States, Fresh-water Infusorians, 
697, 848. 
Universal Stand, 805. 
Unna, P. G., Steam Filter, 652. 
Upson’s Gold-staining Method for Axis- 
cylinders and Nerve-cells, 425. 
Urech. E., Ontogeny of Insects, 180. 
Uredineae and their Hosts, 231. 
Himalayan, 231, 635. 
, New, 635. 
, Researches on, 783. 
, Structure of, 634. 
Uredo notabilis, 78. 
Vialx, 231. 
Uric Acid Salts, Artificial Preparation of 
Sphseroliths of, 553. 
Urine, Antiseptic Action of Fluoride of 
Methylen on Pyogenic Bacteria of, 391. 
Urinogenital Apparatus of Crocodiles and 
Amphibia, 23. 
Urocystis Violx, 506. 
Urornyces CunninghamAanus, sp. n., 783. 
Urosalpinx, Embryology of, 454. 
Urostyla elongata, 700. 
fulva, 700. 
Urothoe, 594. 
Urothoides, 594. 
Ustilaginese, New, 77. 
Ustilago antherarum, 506. 
Utricularia , Morphology of, 67. 
Uzel, J., Thysanura of Bohemia, 341. 
V. 
Vaccination, Anthrax, 797. 
Vacuoles, Formation of, 58, 359. 
Vaizey, J. R., Sporophyte of Splachnum , 
377. 
Valente, G., Demonstrating Cerebral 
Vessels of Mammalia, 547. 
Vallentin, R., Anatomy of Rotifers, 601. 
Vallisia, 199. 
Valonia , Cell-sap of, 631. 
3 R 
