INDEX. 



793 



Woithe, F., New Pigment-torming Bacil- 

 lus. 622 



Wdjcicki, Z., Fertilisation in Coniferae, 4S2 



Wolff, A., Reducing Power of Bacteria, 

 620 



Wolff, E., Celloidin Imbedding and Stain- 

 ing Tubercle Bacilli in Celloidin Sec- 

 tions, 394 



Wolff, H., Denitrification and Fermenta- 

 tion, 608 



Wolff, J., Structure of Bone in its Func- 

 tional Aspect, 32 



Wolff uiigel, K., Oestodes in Birds, 207 



Woodhead, S. A., Hexagonal Structure in 

 Cooling Beeswax, 19S 



Woods, Contact Negatives for the Com- 

 parative Study of, 136 



Woods, A. F., Destruction of Chlorophyll 

 by Oxidising Enzymes, 85 



Woodward, B. B., Shells of the Mollusca, 

 Exhibition of Slides, 742 



Worms, Marine, on the Preparation, as 

 Microscopical Objects, 1 



Worsdell, W. O, Female Flower of Coni- 

 ferse, 600 



— Fibrovascular System of the Female 



" Flowers " of Coniferaj, 215 



— Ovule of Cephalotaxus, 601 



— Structure of Bowenia, 600 



Wright, 0. H., Simple Method for Anaero- 

 bic Cultivation in Fluid Media, 257 



Wright, L., 268 



Writing on Glass, 405 



Wyhe, J. W. van, Method for Preparing 

 Neutral Picrocarmin, 731 



Wynn, W. H., Organic Evolution and Al- 

 truism, 314 



Xeuia in Maize, 691 



Ximenia americana, Germination, 354 



Yamagiwa, — ., Stain for Neuroglia, 733 

 Yasuda, A., Adaptation of Infusorians to 

 Concentrated Solutions, 684 



— Capacity of Adaptation of the Lower 



Organisms to Concentrated Solutions, 

 212 



— Influence of Inorganic Salts on the For- 



mation of Conids in Aspergillus niger, 

 364 

 Yeast. Multiplication without Fermenta- 

 tion, and with Limited Quantity of 

 Air, 366 



Yeast, Self-Fermentation, 2241 

 Yeast-cell Membrane, Lamination ''and 



Staining, 237 

 Yeast Fungus as a Symbion in Beetle's 



Gut, 618 

 Yeasts in the Organism, Fate of, 95 



— Pure, Utilisation in Wine-Fermenta- 



tion, 237 

 Yellow Fever, Experimental, 244 

 Young, R. T.,* Nesting Habits of Brook 



Lamprey, ,664 

 Yung, E., Census of an Ant-hill, 318 



— Effect of Starvation on Fishes, 187 



— Plankton of Lake Leman, 34 



Z. 



Zacharias, E., Cyanophyceae, 497 

 Zacharias, O., Lake Plankton, 594 

 Zalenski, W.. Crystal-cells, 214 

 Zammit, T., Cultures of Micrococcus meli- 



tensis and its Serum Reaction, 260 

 Zander, E., Male Genital Appendages in 



Hymenoptera, 457 

 Zehnder, L., Origin of Life, 570 

 Zeiss' Differential Refractometer, 722 



— Educational Refractometer, 636 



— High Temperature Spectrometer, 633 



— Immersion Refractometer, 721 



— New Refractometer with Variable Re- 



fractive Angle, 513 



— Photomicrographic Stand, 381 



— Projection Apparatus, 383 

 Arc- Lamp, 381 



Zemlitschka, Fr., Collar-cells of Sponges, 

 472 



Zettnow, — ., Romanowski's Stain for Bac- 

 teria, 648 



Zierler, F., Acquired Movemeut and Loss 

 of Flagella in Bacteria, 49S 



Zierler, F. E., Bacteriology of the Gangrene 

 of Tooth-Pulp, 99 



Zimmermann, A., Canker of the Coffee, 

 706 



— Nematodes of Coffee Plant, 676 

 Zinn, W., Anguillula intestinalis, 205 

 Zona pellucida and Egg, 655 

 Zoological Yearbook, 664 

 Zoophytes, 470 



Zopf, W., Lichen-Substances, 235 



— Oxalic Acid Formation by Bacteria, 



621 

 Zumstein, H., Observations on Euglena 



gracilis, 211 

 Zygeupolia g. n., 330 

 Zygospore of Polyphagus euglenee, 2 1 1 

 Zymase Fermentation, 609 



LONDON: PRINTED BY WILLIAM CLOWES AND SONS, LIMITED, 

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