INDEX. 
7 00 
Wood, Distribution of Tannin in, 536 
— of Pines, Red, 642 
— of Pomese, 642 
— Spring and Autumn, 82 
Woods, A. F., Recording Apparatus for 
Study of Transpiration of Plants, 364 
Woodward, M. F., Development of Teeth 
in Inseclivora, 34 
— Mammalian Dentition, 600 
— Teeth of Marsupials, 600 
Woody Plants, Physiology, 440 
— Stems, Porosity, 203 
Worms from Birds near Warsaw, Endo- 
parasitic, 528 
— of Freshwater Fish, Parasitic, 420 
— Tape-, of Poultry, 528 
Wound-Healing in Cardbus, 184 
Abounds, Course of Fibres, 83 
— Healing, 324 
Wright’s Method of Mounting Foramini- 
fera, 262 
X. 
Xanthidium antilopreum, 156 
— Ilobinsonianum, 156 
— Smith ii v. var labile, 156 
Xanthium, Germination, 439 
Xanthophyll, Demonstration and Crystal- 
lisation, 363 
Xerophilous Plants, Hydropliorous Ap- 
paratus in, 435 
Y. 
Yeast, Blue, 449 
— -Cells, Granules, 218 
— Variation, 341 
— Endosporous Red, 219 
— Fungi which form Transition between 
Moulds and Saccharomyces, 341 
— Preserving in Saccharose Solution, 579 
Yeasts, Alcohol-, Origin, 96 
— Demonstrating Wild, in Trade Yeasts 
and New Beer, 251 
— Various, 96 
Yolk-Nucleus and Polar Rings, 499 
— ■ -Sac in Scyllium and Lepidosteus, 603 
Young, J. B., Bacteriological and Chemical 
Examination of Graveyard Soil, 1 05 
— Stewart’s Earth-Borer, 263 
Yung, E., Strongylus retortseformis in 
Hares, 189 
Z. 
Zacharias, E., Behaviour of Nucleus in 
Growing Cells, 322 
Zacharias, Q., Zeiss’ Eye-Piece with Iris- 
Diapliragm, 242 
Zander, R., Laticiferous Hairs of Cichori- 
acese, 539 
Zangemeister, W., Bacillus cyaneo - fluo - 
rescens , 227 
Zauier, G., Altmann’s Granula, .396 
Zeiss’ Apochromatics, 118 
— Eye-Piece for Observing Axial Images, 
119 
with Iris Diaphragm, 242 
— Hand-Microscope, 114 
— New Lens- Holder, 122 
— Pulfrich Refractometer, 464 
— Screw Micrometer Eye-Piece, 1 1 9 
— Stage Screw Micrometer, 246 
— Stand IX., 114 
— Vertical Illuminator, 121 
Zeltnow, — ., Cultivating Spirillum undula 
majus, 355 
Zernecke, E., Histology of Cestoda, 190 
— Investigation of Minute Structure of 
Cestodes, 257 
Zia Bey, — ., Bacteriological Examination 
of old Cholera Dejecta, 473 
Ziegler, H. E., First Stages of Develop- 
ment in Nematodes, 312 
Zimmermaun, A., Demonstrating Structure 
and Composition of Cell-Nucleus, 358 
— Zeiss’ new Lens-Holder, 122 
Zoja, R., Development of Ascaris megalo- 
cephala, 526 
— Independence of Paternal and Maternal 
Chromatin in Cleavage-Cells, 67 
Zoo Geography, Separation and its Bearing 
on, 502 
Zoological Collecting Apparatus, Long 
Lines, 569 
— Specimens, Collection and Preservation, 
257 
— - Technique, Centrifugal Machines in, 
354 
Zopf, — ., Function of Lichen-Acids, 659 
Zopf, W., Coccus-Condition of Beggiatoa, 
455 
Zschokke, F., Parasitic Worms of Fresh- 
water Fish, 420 
Zukal, Ii., Morphology and Biology of 
Lichens, 658 
Zurich, Oligochreta, 416 
— Turbellaria, 67 
Zygnema , Production of Azygospores in, 
444 
Zygosperm of Sporodinia, 336 
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