778 



INDEX. 



Trow. A. H., Biology and Cytology of 

 Pythium ultimum, 078 



Trypanosoma sanguinis in Batrachians, 425 



Tschermak, E., Hybridisation of Peas and 

 Beans, 555 



Tschernischeff, S., Method of making Sec- 

 tions of Nervous Tissue, 465 



Tschirch, A., Composition of Aleurone- 

 grains, 108 



Tscliistowitsch, N., Blood of Rabbit, 141 



Tsuga canadensis, Development of Arche- 

 gone and Impregnation, 299 



Tsvett, — ., Blue Chlorophyll, 50 



— Chlorophyllins and Metachlorophyllins, 



290 

 Tube-Length, 12:; 



Tubercle Bacilli. Acid Media for Culti- 

 vating, 710 

 - and Spores, Staining by Aid of Po- 

 tassium percarbonate and Hydro- 

 gen peroxide, 001 



in Frogs, 70 



in Oil, Destruction of, 57G 



Method of Finding in Sputum, 591 



of Incn asing the Number in 



Sputum and Urine, 468 



Negative Acid- fast Phase, 453 



Tubercles, Formation in Plants, 55 

 Tuberculisation of Potato, 298 

 Tuberculosis, Place of the Parasite of 



among Fungi, 684 

 Tubeuf, C. v., Parasitic Fungi, 444 

 Tulipa, Embryo-sac and Embryo, 300 

 Tunicata, Morphology, 27 



— New, from the Clyde, 146 

 — . See Contents, xii 

 Turbellarian, New Rhabdoccele, 422 

 Turbellariaus of Switzerland, 537 

 Turnip, Bacterial Disease, 317 

 Tylenchus agrostidis, New Fungus Patho- 

 genic to, 3 1 1 



Tympano-Eustachian Passage in Toad, 509 

 Typhoid and Colon Groups, Pathogenic 

 Bacilli intermediate between, 455 

 - Bacilli. Piorkowski's Method of De- 

 tecting, 721 



- Presence in Sputum, 690 



— Bacillus, Growth in Soil, 450 



- Method of Isolating, (505 



- 'New Method for Isolating from 

 Water, 335 



Variability of the Agglutinative 



Aptitude, 456 

 I lultures, Active Principle, 574 

 Tyzzer, E. E., New Myxosporidian in 

 Fishes, 166 



U. 



Uexkiill, J. von. Movements of Medusae. 



542 

 Lfhlenhuth, — ., Distribution of Leprosy 



Bacilli, 319 



Uhlenhuth, — ., Method for Distinguish- 

 ing between different Kinds of Blood, 

 721 



Ule. E., Ant-Gardens, 672 



— Underground Flowers, 52 

 Ulpiani, C, Denitrification, 689 



Ulva latissima and its relation to the 

 Pollution of Sea-Water, 676 



Uncinaria duodenalis, Method of Infection 

 with, 647 



Unger, E., Demonstrating Presence of 

 Bacillus typhosus in the Blood of Ty- 

 phoid Fever Patients, 340 



Universal Condenser, Watson's, 704 



Urea-Bacteria, New, 450 



Uredinese, 568 



— Adaptation to their Substratum. 445 



— Culture, 310 



Urinarv Deposits. Staining and Mounting, 



214 

 Urinogenital Organs, Female of Marsu- 



pialia, 403 

 Urodela, Regeneration of Bone, 509 

 Ursprung, A., Excentric Growth in Thick- 

 ness, 556 



— Formation of Annual Rings in Tropical 



Trees, 660 

 Ussow, S., Development of Teleostean 



Vertebral Column, 137 

 Usteri, A., Irritability of Stamens of Ber- 



beris, 179 

 Ustilaginese, Parasitism, 69 



V. 



Vaccinia and Variola, Cultivation of Mi- 

 crobes of, 333 

 Exciting Cause of, 655 



— Experimental, 341 

 Vacuoles, Formation, 49 

 Vampyrella, Karyokinesis, 44 



Vaney, C, Histolysis and Histogenesis in 

 Cercaria?, 421 



— Isaria arbuscula, 72 



— Limnocodium sowerbii at Lyon, 653 



— Pupal Histolysis in Diptera, 31 

 Variation, Quantitative Study, 638 

 Variegated Leaves, 430 

 Variegation, 296 



Varieties, Crossing, 300 

 Variola and Vaccinia, Cultivation of Mi- 

 crobes of, 333 



Exciting Cause of, 655 



Vascular Cryptogams, Root, 673 



— Plants, Structure, 291 



— Tissues, Differentiation in Leaf and 



Stem, 170 



Vavra, W., Ostracoda from the Bismarck 

 Archipelago, 646 



Vayssiere, A., Monograph on Pleurobran- 

 chidae, 271 



Vejdovsky, F., Antennal Glands and Shell- 

 Glands in Crustacea, 276 



