770 



INDEX. 



Polyxenes lagurut, Development of Ovary, 



179 

 Polyzoa, Jurassic, 533 



— Tertiary, of Victoria, 417 



Polyzoon, Fresh-water, from Rhodesia, 417 

 Pondrelli, M., Egg-Tooth in Sauropsida, 



171 

 Pontoporeia, Mysisand Pallasiella, Origin, 



651 

 Poppa, C. M. L., Gill-Arches of Murae- 



nidae, 405 

 Porifera and Coelentera, Spermatogenesis, 



31'2, 421 

 Porosphaera, On the Structure and Affi- 

 nities of the Genus, 1 

 Porsild, M. P., Development of Riella, 83 

 Porta, A., Digestive Function in Insects, 



305 

 Porthesia, Parthenogenesis, 179 

 Posch-Grinad, K., Mycopathological Notes 



from Hungary, 445 

 Potassium, Influence on the Morphology of 



Sterigmatocystis nigra, 194 

 Potato, Degeneration, 193 



— Disease of, 561 

 Potatoes, Diseases, 569 



Potter, M. C, Brown-Rot of Swedes, 228 



— The Action of Fungi on Woody Cells, 



226 

 Poulton, E. B., Protective Coloration, 62 

 Powell, J. G. R., Mounting Diatoms, 377 

 Powell, T., -jL in. Apochromatic Homo- 

 geneous Immersion Objective, 482 

 Preda, A., Algae of the Gulf of Spezia, 337 



— Florideae of the Gulf of Spezia, 679 

 Preparation of Slides for Blood Films, 595 

 Preparing and Demonstrating the Struc- 

 ture of Arenicola, 474 



— Superficial Fungi, New Method, 117 

 Preserving Insects, 589 



President, The, 126, 127, 128, 129, 134, 135, 

 263, 487 



The Reconstruction of a Fossil 



Plant, 725 

 President's Address : The Evolution of 



Vertebrate Animals in Time, 134, 137 

 Priapulidae of Scandinavia, 531 

 Prickle Cells, New Method of Staining 



Epithelial Fibres and Membrane, 593 

 Primates, Origin, 297 

 Primrose, Pollination, 426 

 Prism-Microscope, Culmann's Monocular 



Image-Erecting, 699 

 Propagation, Vegetative, in the Floral 



Region in Epidendrum Elongatum, 540 

 Protective Coloration, 62 

 Proteids, Synthesis, 74 

 Protozoa of Louisiana, 537 



— Significance of Pigment Spots, 536 



— VolvocineaB and Dicyemidse, Reproduc- 



tive Cycle, 312 

 Protozoal Parasites of the Blood, Method 

 of Staining, 120 



Proweizek, J., Nuclear Changes in the 



Plasmodium of Myxomycetes, 694 

 Prudent, J., Diatoms from the Jura, 211 

 Pteris Aquilina and Pt. incim, Vascular 

 System of the Rhizome and Leaf-Trace, 

 201 

 Pteropoda, Palaeozoic, 407 

 Ptychodera erythroea, Anatomy, 533 



— flava funafutica, 418 



Puccmia Asparagi, Water-Relation, 565 



Puccinia, Witclies'-Broom caused by, 688 



Pulex irritans, Antennas, 725 



Pulfrich, C, Application of the Stereo- 

 Komparator to Monocular Use, and a 

 Specially Designed Monocular Compari- 

 son Microscope, 578 



Punnett, R. C, Nutrition and Sex Deter- 

 mination in Man, 289 



— Proportion of Sexes in Shore-Crab, 308 

 Pycnogonida of West Coast of N. America, 



529 

 Pygopodes, Affinities, 403 



Q. 



Quaggas, Coloration, 175 

 Quilter, H. J., Method of Taking Internal 

 Casts of Foraminifera, 121 



R. 



Rabenhorst's " Kryptogamen - Flora," 

 Fungi imperfecti, 442 



Hyphoniycetes, 564 



Rabbit, Trypanosome, 660 



Racial Variatiou, 198 



Radais' Microtome with Vertical Slideless 



Carrier, 720 

 Radium, Action on Micro-organisms, 451 



— Rays and Radium-Emanation, Influence 



on Development and Regeneration, 

 636 



— Use of, in Section Cutting, 590 

 Ramon y Cajal, S., Demonstrating the 



Tubular Reticulum in the Cytoplasm of 



Nervous and Epithelial Cells of the 



Earthworm, 372 

 Bandia Lujse : a New Myrmecophyte and 



Acarophyte, 427 

 Randies, W. B., Anatomy and Affinities of 



the Trochidsa, 643 

 Eaphidium polymorphum, Alga related to, 



435 

 Raspail, X., Asymmetrical Development 



of Fowl's Skull, 516 

 Rathbone, M., Myriactis Areschougii and 



Coilodesme californica, 436 

 Rat-Plague and other Infectious Rat 



Diseases, Etiology, 694 

 Rats, Microbe Pathogenic to, 351 

 Rattulidae, Monograph, 419 

 Rautmann, H., The Morphology of the 



Glands of Bartholin in Mammals, 295 



