INDEX. 



1041 



Twining Stems, Torsion of, 917. 

 Tylodina and Pelta, Anatomy of, 210. 

 Typhoid Fever of Man, Microbe of, 930. 



U. 



TJlva, Reproduction of, 105. 

 Ulvacefe, Systematic Position of, 605. 

 Underground Germination of Isopyrum 



thalictroides, 766. 

 Underbill, H. M. J., 659. 

 Unicellular Algae, New, 606. 

 Unpressed Mounting of Tongue of 



Blow-fly, 160. 

 Up de Gralf, T. S., 326. 

 Urban, J., 81. 

 Urnatella gracilis, a Fresh-water Poly- 



zoan, 211:. 

 Utricularia, Fish caught by, 780. 



Valiante, R., 271. 



Valle, A. Delia, 51. 



Vallisneria, Living Bacilli in Cells of, 

 268. 



Vandevelde, G., 933. 



Varigny, H. de, 870. 



Vascular Bundles, Crj'stals of Silex in, 

 588. 



of Echinoderms, 63. 



of Molluscs, taking-in of 



Water in Relation to, 728. 



VaucheriiB of Montevideo, 107. 



Vaysiiere, A., 210. 



Vejdovsky, F., 242, 379. 



Velellidffl and Porpitidaj, 240. 



. , Structure of, 576. 



Velenovsky, J., 918, 



Vendryes, 593. 



Ventilation, Influence of, on Embryo- 

 nic Development, 546. 



Vermes. See Contents, xiii. 



Verrill, A. E., 207. 



Vertebrata, Embryology and Histology 

 of. See Contents, viii. 



Vertical Surfaces, Locomotion of Ani- 

 mals over Smooth, 716. 



Vesque, J., 76, 85, 764. 



Viallanes, H., 733. 



Vigelius, W. J., 371. 



Vignal, \V., 32, 929. 



Viguier, C, 750, 812. 



Villot, A., 571. 



Vine-mildew, 783. 



, Pourridie of, 266. 



Virchow, H., 994. 



Virus, Attenuation of, in Cultivations 

 by Compressed Oxygen, 599, 



of Anthrax, 598. 



Viticeral Nervous System of Periplaneta 

 orieiitalis, 223, 



Viscnm album, " Filiform Apparatus " 

 in, 773. 

 Ser. 2.— Vol. IV. 



Visibility of Ruled Lines, 625. 

 Vision, Binocular, with the Microscope, 



Physiology of, 486. 

 Mode of, with Objectives of Wide 



Aperture, 20. 

 Visual Organ in Solen, 39, 213. 



Organs of Lamellibranchs, 368. 



Viviparous Aphides, Development of, 



883. 

 , Early Developmental Stages 



of, 47. 



Minnows, Development of, 712. 



Vitelline Nucleus of Araneina, 224, 

 Vogel. J., 466. 



, W. v.. 85. 



Voigt, W., 565, 994, 

 Voit, C. v., 966. 

 Vorce, C. M., 148, 159, 304. 

 Vosmaer, G. C. J., 243. 



Manual of the Sponges, 397, 



904. 



Vries, H. de, 410, 592, 994. 



W. 



W., A. L., 326. 



W., A. W., 840. 



W., D. S., 159, 326. 



W., J.,401. 



Wagner, N., 878. 



Wagstaff", E. H., 840. 



Wales, W., 812. 



Wallich's (G. C.) Condenser, 962. 



Walmsley, W. H., 148. 



& Co., 485. 



Walter, A., 883. 



Wanschaft, J., 466. 



Ward, E., 159. 



, H. M., 594. 



, R. H., 148, 466. 



Eye-shade, 615. 



Warming, E., 77. 



Washington Microscopical Society, 

 Formation of, 303. 



Wassell, H. A., 303, 466. 



Watch-glass, Mercer's Syracuse Solid, 

 983. 



Water, Absorption of, by Roots, Influ- 

 ence of External Pressure on, 85. 



, by Capitulum of Com- 



posita>, 591, 



, , lufluencea of Trans- 

 piration on, 85. 



, Changing, in Aquaria containing 



Microscopical Organisms, 835. 



for Mounting Fresh-water Algae, 



840. 



glands and Nectaries, 773. 



in Plants, Direct Observation of 



Movement of, 413. 



, Microscopical Examination of, for 



Organic Impurities, 833. 



, Movement of, in Plants, 775. 



3z 



