818 



INDEX. 



.Xnittilioii miiltijhlum, Cytology, 77 

 Neniatohlasts of Eolids, 482 

 Nematode Calls in Mosses, 459 



— New Free-living, from Patagonia, 316 

 from Helix, 57 



— Terrestrial, New Genus, 440 

 Nematodes and Cestodes, Descriptions, 



57 



— Fresh-water, of New Zealand, 316 



— Notes, 186, Mil 



Nematohelmintlies. See Contents, xviii 

 Nemerteans, North American, 441, 703 

 Neniukoff, D., Digestion in Cockroach, 



307 



Nepa cinerea, Salivary Glands, 434 



Nephrops norvegicw, Proportion of Sexes, 

 312 



Variations in Number and Arrange- 

 ment of Male Genital Apertures, 

 312 



Xi n icaht nvata, 184 



Nereids, Fresh-water, 56 



Sexual Forms, 439 



Nernst Lamp, 782 



Nerve-Cells of Cockroach, 52 



— Endings, 6S1 



in Skin of Mammals, Staining, 666 



of Nail Layer in Man, 691 



— Fibrils, Staining, 666 



— Nets in Vertebrates, Intra- and Extra- 



Cellular, 168 



— Sheath, New, in Sensory Nerves, 296 



— Sheaths, Sensory, Method of Staining, 



385 

 Nerves, Peripheral, of Vertebrates, 168 



— Regeneration, 424 



— Sensory, New Nerve Sheath, 296 



— Ventral, in Selachii, Development, 36 

 Nervous System and Subradular Organ in 



Solenogastres, 431 



Central, of Annelids, 700 



of Torpedo, 425 



Defining the Finer Structure, 384 



Influence in Regeneration, 423 



of Anodonta, Distaplia and Synapta, 



579 



of Cyclothone acclinidens, 298 



of Trieladidse from Baikal, 188 



Relation to Developing Musculature, 



37 

 Nestler, A., The Fungus of Lolium temu- 



li ntum, 477 

 Neumann, — ., Bacteriological Examina- 

 tion of Water in Atlantic Ocean, 111 

 Neumann, R. O., Pathogenic Capsulated 

 Streptococcus from the Naso-pharynx, 

 234 

 N'eumayer, L., Apparatus for Staining 

 Simultaneously Numerous Sections, 770 

 Neurofibrils, Demonstrating, 765 

 — in Ganglion Cells, Demonstrating, 771 



of Annelids, 699 



Neuroglia, Studies, 295 



Neutral Red Reaction, Rothberger's, 

 375 



Newell, E. A., Fossil Flora of the Culm 

 Measures of Devon, 69 



Newts, Spermatophores, 679 



Nieberle, — ., Swine Septicaemia, 490 



Nierstrass, H. F., Kruppomenia and the 

 Radulaa of Solenogastres, 584 



Nikolski, M., Nutrition of Fungi by Carbo- 

 hydrates, 66 



Niphargus, Distribution, 54 



Nitrification, Methods for Isolating Micro- 

 organisms of, 376 



Nitrogen, Atmospheric, Assimilation by a 

 Turf Fungus, 226 



— Influence on Iron and Steel, 668 

 Niveau, Bacterial, of Beijerinck, 484 

 Nopcsa, F. B., Symbiosis of Hydractinian 



with a Cephalopod, 584 

 Nordenskiold, E., Minute Structure of the 



Tick, 183 

 Norman. A. M., Note on Cucumaria 

 Montagui, 704 



— The British Tunicata, 583 

 No8e-Piece, Leitz' Triple Revolver with 



Large Protection Diaphragm, 507 

 Notation of Microscopical Objectives, 



500 

 Notoryctes typhlops, Anatomy, 172 

 Nowikoff, M„ Methods of Examining the 

 Eyes and Frontal Organs of Branchi- 

 opods, 761 



— Sense-Organs of Limnadia lenticularis, 



699 

 Nuclear Divisions in Endosperm, 709 



— Fusion in Yeast Spores, 219 



— Structures, Accessory, in Spermatozoa, 



423 

 Nuclei, Plant, Fat Bodies, 624 

 Nucleolar Dissolution, 422 

 Nucleolus, Significance in the Maturing 



Ovum, 166 

 Nucleus and Cytoplasm, Relations, 38 



— of Hepatic Cells, Secretory Function, 



578 



— of Smooth Muscle Cells, Spiral Coiling, 



680 



— On the Size of, 326 

 Nucula, Locomotion, 306 



— New Sensory Organ, 585 

 Nudibranchs, Maturation, 178 

 Nutnmulites, Dimorphism, 445 



in English Species, 446 



Nusbaum, J., Minute Structure of Gas- 

 Gland in the Swim-Bladder, 683 



— Study of Fierasfer, 579 



Nussbaum, M., Intra-Epithelial Glands, 



578 

 Nutrition and Humidity, Influence on 

 Lepidoptera, 588 



— of Seed Plants. See Contents, xxiii 

 Nuttall, G., Biology of Piroplasma canis, 



447 



