lit; I 



INI) MX. 



Wilson, M, Sex Determination in Mnium 



hornum, 594 

 Winge, O., Sargasso Sea. 168 

 Winter, H., Mosses of Madeira and Tene- 



riffe, 276 

 Wippelmann, W., Structure of Electrolyti- 



cally-deposited Copper, 409 

 Withers, T. H., lieinaikable New Cirri- 



pede from the Chalk. 254 

 Withrow, E. P., Lack of Uniformity in 



Steel Bars. 519 

 Wolk. P. C. van d., Stagmoxpora cassava:, 



502 

 WoloszyDska, L.Phytoplankton of Victoria 



Nyanza. 497 

 Woodburn, W. L., Spermatogenesis in 



Mnium. 593 

 Woodcock, H. M., Development of Try- 

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 Woodhead, Prof. G. Sims, 199 



— The President's Address : On Some of 



the Micro-biological Problems of the 



Present War. 205 

 Woodruff, L. L., Periodic Reorganization 



in Paramecium, 264 

 Worms, Intestinal, Toxic Action of, 368 

 W r ounds, Bacterial Flora of, 64 

 - W 7 ar, Intermediate Group of Anaerobes 



in, 615 

 Woynar, H., Position of Buds in Botry- 



chium, 158 

 Wright, F. E., Accurate Measurement of 



the Refractive Indices of Minute 



Crystal Grains under the Petro- 



graphic Microscope, 514 



— Determination of the Relative Refrin- 



gence of Mineral Grains under the 

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— New Half-shade Apparatus with Vari- 



able Sensibility, 182 



— Optical Character of the Faint Inter- 



ference-figure observed in High-power 

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 181 



X-Rays in Relation to Microscopy. 1 

 Xeropliilous Characters of Hakea, 46 



Yakimoff, W. L.. Cutaneous Leishmaniosis, 



380 

 Yamanouchi, Bacterial Flora of Wounds, 



64 

 Yeast. Pathogenic, New, 295 



Z 



Zanfrognini, C. Galoplaca citrina, 614 

 Zeiss' " New " Object-glass, 512 



— New Object-glass, and a New Method 



of Illumination, 178 



Zeleny, C, Size Dimorphism in Sperma- 

 tozoa from Single Testes, 451 



Zeller, S. M., Cryptoporus volvatus, 504 



Zimmermann, C, Diatoms of Portugal and 

 Mozambique, 498 



Zinc, Polymorphism of. 194 



Zinc-copper Alloys, Critical Point at 460°C. 

 in, 409 



Zmuda, A. J., Post-glacial Mosses of 

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Zoological Work, Magnesium Flash-light 

 for, 513 



Zschokkeella inuricola sp. n., 581 



— New Species of, 581 



Zublena, S., Slag Inclusions in Steel, 



197 

 Zygnema ericetnrum. Cytology of, 603 

 Zygomycetes, New or Peculiar, 55 

 Zygorhynchus japonicus, 606 



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