INDEX. 



1103 



Nicholson, H. A., Structures and Affinities 

 of Parkerin, 237. 



Nicotra, L., Pollination of Senipias, 256. 



Nikiforow, M., Short Studies in Micro- 

 scopical Technique, 856. 



Nuclear Carmine Stain, 1050. 



, Safranin as a Stain for the Central 



Nervous System, 1051. 



, Simple Method for Fixing Cover- 

 glass Preparations, 1047. 



, Staining the Spirochate of Relapsing 



Fever, 1054. 



Nitella, New, 1001. 



Nitrate of Silver Method for Staining, 319. 



Nitric Acid in Plants, Formation of, 616. 



Nitrogen, Absorption of, by Plants, 770. 



of Vegetation, Sources of, 261. 



Noack, F,, Influence of Climate on the 

 Cuticularizalion and Thickening of the 

 Leaves of some Coniferse, 608. 



Nobbe, F., Production of Sex and Pheno- 

 mena of Crossing, 256. 



Nobert's Bands, 805. 



Noeggerath, E., On a new method of 

 bacteria cultivation on coloured 

 nutrient media for diagnostic pur- 

 poses, 831, 1039. 



Noll, F., Growth of the Cell-wall, 442. 



, Influence of External Forces on the 



Form of Plants, 456. 



, Proton ema of Schistostega osmun- 



dacea, 774. 



, Staining Membranes in Li\ing 



Siphonese, 516. 



, F. C, Natural History of Siliceous 



Sponges, 745. 



, Silicoblasts, 596. 



Nordqvist, O., Moina bathycolor and the 

 greatest depths at which Cladocera are 

 found, 578. 



Nordstedt, O., New Chara, 1001. 



, New Nitella, 1001. 



Norman, A. M., New Crustacean Parasite, 

 418. 



Norse Alcyonaria, 239. 



Nose-piece for Changing Objectives, 

 Dumaige's, 488. 



Nostocacese, Cellular Envelope of the 

 Filamentous, 632, 1012. 



Nostochinese, Filamentous Heterocystous, 

 472. 



Notochlaena, Apogamy in, 999. 



Nott, T. E., Staining of Tubercle Bacilli, 

 849. 



Nuclear and Cell Division, 243, 440. 



Carmine Stain, 1050. 



Fission, Preparing Testicle for Ob- 

 serving, 146. 



Origin of Hyaloplasm, 440. 



Stain, New, and Note on Fixation,675. 



Nuclei of Muscle-cells, 18. 



, So-calltd Free, in the Nutrient Yolk 



of Bony Fishes, Origin and Signifi- 

 cance of, 706. 



, Three, in Polkn-grains, 440. 



Nuclein and Plastin, Demonstrating, 505. 



Nucleus and Cell, Division of, 978. 



, Artificiiil, Deformations of, 196. 



, Changes of Position of, 390. 



, Chemistry of, 390. 



, Direct Division of, in Euplotes harpn, 



436. 



, Division of, OL-ll-division, and Im- 

 pregnation, 600. 



in Cell-division, Part taken by, 69. 



in Oscillaria and Tolypothrix, 275. 



, Membrane, and Protoplafcm of Plant- 

 cells, Properties and Changes of, 980. 



, Relation between the Function and 



Position of, 601. 



Nusbaum, J., Germinal Layers of Meloe, 

 942. 



, M., Fii'st Changes in Fecunclated 



Ovum of Lepas, 218. 



Nutmeg, Contents of the Cells of the Ard 

 of, 760. 



Nutrient Media, Coloured, 1039. 



for microbes from milk, on the 



preparation of solid, 658. 



Medium for Micro-organisms, Albu- 

 men of Plovers' Eggs, 1037. 



Nutrition of Phanerogamia. See Con- 

 tents, XXV. 



, Physiology of, in Protozoa, 719. 



Nutritive Media, Preparation of, 055. 



Nuttall's, G., Warm Chamber, 1027. 



Nutting, C. C, New Species of Acineta, 

 438. 



N}ctagine?e, 82. 



Nyctiphanes norvegica, Photospheria of, 

 415. 



O. 



Oaks, Retrogression in, 88. 



Oamaru Deposit-, Remarkable Spicules 



from, 967. 

 Oberstein, H., Methods for Investigating 



the Sti'ucture of the Central Nervous 



Organs in health and disease, 1041. 

 Objectives. See Contents, xxxiii. 

 Odontophores of MoUusca, Photomicro- 

 graphs of, 333. 

 Odoriferous Glands of Blaps, 943. 

 Office Students, Microscopy and Histolot^y 



for, 686. 

 Ohio State Microscopical Societ}', 305. 

 Oidium Fragarise, 274. 

 Oil-passages in the Roots of Compositfe, 



447. 

 plastids, Colourless, in Potamoge'ton, 



984. 

 receptacles in the Roots of Com- 



positse, 760. 

 Olbers, A., Fruit of Borragineffi, 255. 

 Oleina, Ascomycetcs and Podocapsa, New 



Genera of, 271. 

 Olfactory Ganglia of Cephalopods, 931. 

 Oligochajta, Homology of Segmental 



Organs and Efferent Ducts of Genital 

 Products in, 419. 



4 E 2 



