SOS 
INDEX. 
Nelson, E. M., 141, 146, 283 
— Chimney for Microscope Lamp, 108 
— Construction of Silvered Lens Mirrors, 
254 
— Farmer’s Microscope, 106, 138 
— Hints on Photomicrography, 394 
— Leitz’s New Microscope, 103 
— Lovibond’s Screens, 138 
— Measurement of Light and Colour Sen- 
sations, 119 
— Nias on the Continental Microscope, 
139 
— Reflecting Camera Lucida, 771 
— Simple Method of Measuring Refractive 
Indices of Mounting and Immersion 
Media, 655, 764, 771 
— Zentmayer’s Portable Microscope, 771 
Nemathelminthes. See Contents, xv 
N emertinea, French, 571 
Nemertines, Developmental History of, 344 
Nematode of Coffee-disease, 452 
Nematodes, Anatomy, 202 
— and Sugar Cane, 570 
— Australian and Fijian, 202 
— New Genera, 451 
— of Pharyngeal Glands of Ants, 64 
— Schneider’s Pore and (Esophageal 
Glands in, 63 
— Structure, 452 
Neotaenioglossse, 46 
Nepbelis, Excretory System, 343 
Nephridia of Lymnxus, Primitive, 556 
Nephrocytium lunatum , 13 
— obesum , 13 
Nerita, Nervous System, 181 
Nerve-centres, Minute Structure, 325 
cord of Rays, 326 
endings, Free, in Epithelium of Earth- 
worms, 568 
fibres, Demonstrating Intercalary Rings 
of, 133 
of Central-Nervous System, Cox’s 
Method for Demonstrating, 134 
— Supply of Cardiac Ventricles, 755 
— of Mammalia, Staining Intrinsic Pul- 
monary, 755 
Nerves of Oculiferous Tentacle of Helix 
pomatia, 440 
Nervous System of Chsetopoda, Supporting 
Tissues of, 198 
of Dreissensia polymorpha, 328 
of Embryonic Lobster, Histology, 563 
of Myxine glutinosa , Examination, 
631 
of Nerita and Navicella, 181 
Recent Methods of Staining Central, 
768 
— Tissue, Changes caused by Hardening 
Reagents, 642 
Staining with Methylen-blue, 274 
Nesgenyi, C., Germination of Seeds, 477 
Nestler, A., Pearl-glands, 367 
Neubner, E., C’alycieae, 94 
| Neuhauss, R., Comparison between Petro" 
leum, Gas, and the Auer Light with 
Respect to Photomicrographic Work, 627 
— Photomicrograms of Ice and Show 
Crystals, 741 
— Photomicrography and Projection, 393 
Neumann, A., Disruption Products of 
Nuclein Acid, 552 
— G., Parasitic Fungi, 489 
Neumeister, R., Proteolytic Ferments in 
Seedlings, 704 
New South Wales Balanoglossus, 454 
— Zealand, Subterranean Crustacea, 678 
Newcomb, C. F., Crustacea and Marine 
Shells of British Columbia, 328 
; Newcombe, F. C., Influence of Mechanical 
Resistance on Development of Cells, 711 
j Newt Ova, 631 
: N e wton ’s Triple Rotating Electric Lantern. 
410 
Nias, J. B., 139 
Nichols, M. A., Achenial Hairs of Com- 
positse, 367 
Nicolle, M., Staining Flagella, 406 
Nicotine, Localization in Tobacco-plant, 
361 
Nietsch, V., Tracheal System of Locusta, 
446 
Niger, Freshwater Medusa, 351 
Nilsson, A., Parasitic Fungi, 234 
Nitrates in Living Plants, 469 
I Nitrification, Bacillus mycoides and, 98 
! Nitrogen, Assimilation by Plants, 478 
i — Atmospheric, Assimilation by Microbes, 
97 
— Free, Assimilation by Plants, 86 
Fixation by Algse, 592 
| by Leguminosae, 479 
: Nitsche, P., Tetramitus N itschei, a Parasite 
of Goldfish, 699 
Noack, E. J., Distomum clavigerum, 65 
! — F., Cancer of Ash produced by Bac- 
teria, 243 
| Nobbe, F., Fixation of Free Nitrogen by 
Leguminosae, 479 
I Noctiluca, Irritability, 354 
! — miliaris. Reproduction, 693 
— Nuclear Division, 464 
Noctua pronuba, Reproductive Organs, 188 
Nogakushi, K. T., Spermatogenesis of 
Bomhyx Mori , 187 
Noll, F., Geotropism and Epinasty, 370 
— Influence of Phosphorus on Growth of 
Plants, 476 
— Transpiration of Succulent Plants, 370 
North Sea, Cephalopoda, 45 
[ Ophiuroids, 67 
Notochord and Hypophysis, Relations in 
Birds, 544 
Novy, F. G., Apparatus for Cultivating 
Anaerobic Bacteria, 397 
— Cultivating Media for Anaerobic Bac- 
| teria, 127 
