866 



INDEX. 



Widdringtonia, Ovule, Gametopbytes and 



Embryo, 46 

 Wldmanstatten Figures, Artificial Repro- 

 duction, 791 

 Wieland, G. If., William6onias of Mixfeca 



alta, 335 

 Wiesner J., Change in Direct Sunlight 



during its Passage through Foliage, 



333 

 Wietrzykowski, W., Development of 



Lucernarids, 38, 585 

 Wijnhoft', G., Structure of Cepbalotbrix, 



725 

 Wildeinan, E. de, Ferns of tbe Congo, 52 

 Will, L., Development of Nematocysts, 



462 

 Wille, N., Himanthalia lorea, 618 



— Supplement to Engler's Pflanzenfaini- 



lien, 200 



Willems, J., Spermatogenesis in Alytes 

 obstetrican*, 152 



Willey, A., Association of Barnacles with 

 Snakes and Worms, 721 



Williams, R. S., Bolivian Mosses, 59 



Williamsonias of Mixteca alta, 335 



Wills, L. J., S'-litzoneura paradoxa. 596 



Wilsmore, L. J., Zoauthese from Queens- 

 land and New Hebrides, 176 



Wilson, A., Scotch Bryophyta, 475 



Wilson, H. L., New Parasite on Gracilaria 

 confervoides, 619 



Wilson, J., Inheritance of Quantity and 

 Quality in Cows' Milk, 704 



Wilson, M., Spermatogenesis of Mnium, 

 192 



Winge, O., Mycological Notes, 629 



Winiwarter, H. V., Structure of Mamma- 

 lian Ovary, 17 



Winkel's Microscopes, 804 



Winter, — , Some Critical Species of Pohlia, 

 60 



Winter, H., and another, Norwegian 

 Mosses, 343 



Wintrebert, P., Palatine and Pterygoid 

 Bones in Axolotl, 301 



— Transformation of Palatal Region in 



Axolotl, 301 

 Withers, T. H., New Fossil Barnacles, 315 

 Wolf. F. A., Systematic Position of Urnula 



Geaster, 350 



— Whitening of the Mountain Cedar, 



Sabina sabinoides, 746 

 Wolff, A., Microfungi in Cheese Curds, 



212 

 Wolffian and Mulleriau Ducts in Rodents, 



Development, 150 

 Wologdine, S., Phosphides of Iron, 262 

 Woltereck, A., New Ainphipods from 



Eastern Tropical Pacific, 34 

 Women Fellows, Notice of Alteration of 



By-Laws to confer full privileges on, 



128 

 Wood Structure in Pinese, 44 



Woodruff, L. L.. Life-cycle of Paramecium, 

 179 



Worm, Pearl-inducing, Adult of, 723 



Worms and Snakes, Association of Bar- 

 nacles with, 721 



Woroniehin. N. N., Black Sea Algae, 621 



Wors'lell, W. C, Rhizophoreof Selaginella, 

 599 



Woycicki, Z., Laboratory Cultures under 

 Gas, 197 



Wright, F. E., New Petrographic Micro- 

 scope, 502 



Ocular. 508 



Wright. J. H., Staining Blood Platelets, 

 783 



Wright. J. P., Tobacco Beetles, 165 



Wuist, K. D., Culture of Fern Prothallia. 



6(10 

 - Monoecious Prothallia in Onoclea, 33S 



Wuuderer, H., Printing on Sensitized 

 Papers, 765 



Wiist, F.. Action of Hydrogen and Nitro- 

 gen on Temper-carbon in Iron, 789 



— Shrinkage of Metals and Alloys, 388 



— and another. Iron-carbon Diagram, 121 

 Wyss, O., Autumnal Iridescence of Lakes, 



314 



Xylander, — , Relation of the Ratin- 

 bacillus to the Bacilli of the Gaertner 

 Group, 89 



Xylaria Hypoxylon, 350 



Stroma-formation, 483 



Xyleni, Centripetal, in Equisetum, 50 



Yakimoff, W. L., Piroplasma of Hedgehog, 



180 

 Yamamoto, J., Locomotion of Protists. 465 

 Yamanouchi, S„ Chromosomes in Os- 



munda, 187, 330 



— Cytology of Cutleria and Aglaozonia, 



69 

 Yatsu, N., Cleavage of Ctenophore Ovum, 

 585 



— Egg of Cerebratulus, 724 



— Experiments on Cleavage of Cerebra- 



tulus Ovum, 582 



— Ookinesis in Cerebratulus lacteus. 320 

 Yeast, Functions. 625 



— Fungus, Assimilation of Nitrogen, 486 



— Plant, Cytological Observations, 207 



— Red, 747 



— Researches, Critical Notes, 483 

 Yeast-cells, Fusion, 624 



— Notes, 747 



— of Endomyces albicans, 625 

 Yeast-spores, Method of Obtaining, 520 

 Yeasts, Cytology, 351 



