s:;s 



INDEX. 



Polyzoon, Fresh-Water, New from South 



Africa, 721 

 Pontobdella muricata, Trypanosoma 57 



Pupoff, N., Wax Glands of Flata mar- 



ginella, 579 

 Porifera. See Contents, xix 

 Porta, A., Muscles of the Tail in Peacock 

 and Turkey, 447 



— Peculiar Nematode, 455 



Portal Circulation in Embryonic Meta- 

 nephros of Mammals, 307 



Porter, A. W., On the Diffraction Rings 

 for a Circular Openiug, and on the 

 Limit of Resolving Power, 3 



Porter's, Professor, and Mr. Everitt's 

 Criticism upon my Paper on the Re- 

 solving Power, etc., Reply to, 1 



Portevin, A., Alloys of Silver, 522 



- Constitution and Treatment of Steel, 



260 



— Equilibrium of the Nickel-Bismuth 



System, 124 



— Iron-Carbon System, 125 



— Nickel-Bismuth Alloys, 522 



- Use of the Differential Galvanometer, 



525 

 Poso, 0., Regeneration of Spines and 



Pedicellarise in Sea-Urchins, 326 

 Potassium, Alloys with other Metals, 122 

 Fotato Scab in America, 483 

 Potter, M. C, Bacteria as Agents in the 

 Oxidation of Amorphous Carbon, 489 



— Diseases of Plants. 74S 



Pouches Oesophageal in Centrolophus 



niger, 33 

 Poulton, E. B., Notes on South African 



Chamaeleons, 31 

 Powell, T. H., ^L inch New Apochromatic 



Objective, 788 

 Preparing Objects. See Contents, xxxvi 

 Preservative Fluids. See Contents, xxxvii 

 Preserving aud Collecting Fresh-Water 

 Rhizopods, 107 



— Fossil Seeds and Leaves, 117 

 President, The, 270, 271 



President's Address, On Seeds, with 

 Special Reference to British Plants, 

 273 



— Annual Address, 271 

 Primnoidac, Japanese, 185 



Prisms, Doubly Refracting, Correcting the 

 Astigmatism, 244 



— Polarising, 372 



Proboscis of a Nemertean, Peculiar Abnor- 

 mality, 593 

 1'roca, G., Bacillus fusiformis Cultivated 

 in Symbiosis, 48S 



— Sterilised Bacterial Media for Culti- 



vation of Anaerobes, 109 

 Projection Apparatus, Kaiserling's Uni- 

 versal, 378 



Reichert's New Large, 500 



Propagula of the Genus Barbula, G14 



Protandry in Insects. 71 1 

 Prothalli, Dwarf Male, Production in 

 Sporangia of Todea, 606 



— of Polypodiaceae, Conditions Affecting, 



727 

 Prothallia, Fern, Symbiosis, 468 

 Protophyte, New, Lite-History, 266 

 Protostylic and Autostylic, 569 

 Protozoa, New Order, 722 



— of Sandusky Bay, 460 



— Patagonian, 599 



— See Contents, xix 



Prowazek, S., Regeneration of Algae, 72 

 Prowazek, v., Comparative Study of 



Spirochetes, 360 

 Prozenglodon atrox, 568 

 Prudent, P., Diatoms of the Jura Lakes, 



477 

 Pseudoscorpionidse, Cave, 453 

 Pseudoscorpions, Notes, 584 

 Psychobiology of Humble Bees, 42 

 Pteridologists, Deceased, North American, 



608 

 Pteridophyta, Fossil, 60S 



— North American, 606 



— See Contents, xxii 



Pumas and Lions, Pattern of Cubs, 30 

 Purdy, R. J. \V., Occasional Luminosity of 



White Owl, 706 

 Purin Bodies, Localising in Animal 



Tissues, 779 

 Purvis, J. E., Influence of Light and 



Colours on Yeast, 604 

 Putrefaction, Intestinal, Microbes, 758 

 Pygocephalus cooperi. 176 

 Vyronema confluens, 351 



Q. . 



Quagga of Turin Museum, 568 



Quarelli, G., Staining Sudanophil Leuco- 

 cytes, 115 



Quekett Microscopical Club, 105, 246, 

 388, 505, 771 



Quelle, F., Contributions to the Algal 

 Flora of Nordhausen, 203 



R. 



Rabaud, E , Orientation of Embryo in 



Hen's Egg, 699 

 Rabbits. Corpus Luteum and Rut, 141 



— Tobacco-poisoning in, 568 



Rabid Animals, Bacterium Isolated from 



Nervous Centres, 75S 

 Raccoons, Intelligence, 567 

 Racovitza, E. G., Cave Isopods, 48 



— New Cave Isopod, 48 



— New Marine Isopod, 454 

 Radiolarians, Studies, 186 



