794 



INDEX. 



Illuminating and other Apparatus. See 

 Contents, xxxvii 



Illumination, Dark-ground, and Ultra- 

 microscopy, 735 



Expanding Spot, 862 



New Method for : Siedentopf's Para- 

 boloid Condenser, 73S 



— Zeiss Dark-irround, by Stopping-off in 



the Immersion Condenser, 485 

 Illuminator, Acbromatic, 485 



— An Improved Vertical. 282 



— On an Improved Vertical, 391 

 Images, Optical, Nature. 486 

 Imbedding Medium, Photoxylin as, 109 



— Objects. See Contents, xl 



— Small Objects in ParaflSn, 748 

 Imms, A. D., Anurida tnaritima, 302 



— Disease in Bees, 675 



Immunity in Hihernating Marmot, 664 

 Impregnation Method, Bielschowsky's, 



498 

 Impression. Direct, on Photographic Paper 



to Replace Drawings by Hand, 



107 



— Preparations. 242 



Index, High Refractive, Mounting Media, 



635 

 Indices of Refraction, New Method of 



Deterniinino:, 630 

 Infection, Carriage by Flies, 606 

 Inflorescence and Seeds of Callipteris, 



186 

 Inflorescences of Seed-bearing " Ferns," 



186 

 Influenza Patients, Pfeiflfer's Bacillus in 



Blood and Spleen, 358 

 Infusoria, Mitochondria and Sphseroplasts, 

 561 



— Variations, 434 

 Ingestion in Bivalves, 34 



Ingham, W., and another, Yorkshire 

 Muscinese, 577 



— British Moss Catalogue, 694 

 Ingots, Steel, Piping, G37 

 Inheritance, Mendelian, in Axolotls, 536 



— of Coat-pigments and Coat-patterns in 



Rats and Guima-pigs, 058 

 Injecting Liver, 248 



— Objects. See Contents, xli 



— the Arteriolse rectse ot Mammalian 



Kidney, 247 

 Injectinn Apparatus, New, 633 



— Mass, Soft, for Glycerin Preparations, 



247 

 Insect Bionomics, 299, 423 



— Development, Factors Influencing, 419 



— Larvae, Circulation, 299 

 Effect of Heat on, 298 



— Lead-gnawing, 546 



— Metamorphosis, Physiology, 545 



— Pests of Olive. Bionomics, 421 



— Tree Pests, 674 

 Insecta. See Contents, xiii 



Insects, African Termites and Termi- 

 tophilous, 38 



— and Frogs, Studyinj; Phagocytoses, 248 



— Corolla in Relation to, 61 



— Cytological Aspect of Parthenogenesis 



in, 35 



— Distribution by Artificial Means, 546 



— in Amber, 162 



— Injurious, in Ireland, 40 



— Partiienogenetic, Variation, 672 



— Predacious, and their Prey, 419 



— Scale, Italian, 301 



— South American, Cryptic Resemblance, 



545 



— Structure, 35 



— Treatise, 419 



Instruments, Accessories, etc. See Con- 

 tents, xxxvi 



Integument and Enteron of Crypto- 

 branchus, 31 



Intestine, Frog's, Variations in Length, 

 31 



— Intercellular Connections of Epithelial 



Cells, 291 

 Inverse Staining, 246 

 Invertebrata. See Contents, xii 

 Irene ceylonetisis, 432 

 Iris of Optical Systems, 229 

 Iron and Arsenic, 505 



— and Steel, Change of Structure. 637 

 Latent Heat of Recalescence,. 



506 



— and Zinc Alloys, 115 



— Behaviour with Lead, Bismuth, Thal- 



lium, and Cadmium, 642 

 Iron-carbon Alloys, 116, 509 



Constitution, 251 



System, Equilibrium and Solidifica- 

 tion Structures, 252 

 Iron, Chilleii Cast, Cliemical and Metallo- 



grapliical Studies. 510 



— Crystal iograpliy, 251 



— Influence oi Chromium on Solubility 



of Carbon in, and on Graphite 

 Formation, 253 



— Soft, Thermal and Electrical Effects 



in, 507 



— Specific Heat, 757 



at High Temperatures, 507 



— with Platinum, Alloys, 642 

 Irritability of Seed Plants. See Con- 

 tents, xxiv 



Isaac, E., Alloys of Iron with Platinum. 



642 

 with Tin and Gold, 508 



— Behaviour of Iron with Lead, Bismuth, 



Thallium, and Cadmium, 642 

 Isaria fuciformis, so-called : A New 



Hymenomycete, 205 

 Isopod. Fresh-water, from ("alcutta, 552 



— New Biitish Terrestrial, 425 

 Issel, R., New Enchytrseid, 426 



— Trichodinopsis paradoxa, 434 



