1166 



INDEX. 



Pigments, EnterocLloropliyll and 



allied, 621. 

 , Lepidopterous,Action of Ammonia 



upon, 52. 

 of Green Leaves, Spectra of, and 



their Derivatives, 670. 

 , Tegumentary, Eespiiation of the 



Serpulacese in Relation to their, 6i. 

 Pilobolidje, 292. 

 Pjnes and Larches, Organs of Secretion 



in, 269. 

 Pirotta, R., Cystopus Capparidis, 107. 

 Pitcher-plants, Anatomy of, 1024. 

 Pitres, A., Psorosperm in the Human 



Pleural Cavity, 261. 

 Placenta, Foetus of Gibbon and its, 78B. 

 , Nature of the Placental Neofor- 



mation and the Unity of Composition 



of, 783. 

 Planarians, Acoeloma.te, Nervous Sys- 

 tem of, 1004. 

 Plasma, Eau de Javelle as a Medium 



for Clarifying and Dissolving, 893. 

 Plasmodiophora Alui, 844. 

 Plasmolysis, 84. 



Plate, L., Structure of Rotatoria, 65. 

 Plateau, F., Absolute Force of the 



Muscles of Invertebrates, 58. 

 Plaut's Staining Process for the De- 

 monstration of Saprogenous and 



Pathogenous Micro-organisms, 342. 

 Pleomorphy of Pathogenic Bacteria, 



1049. 

 Pleural Cavity, Human, Psorosperm in, 



261. 

 Pleurobranchus, Communif>ation of the 



Vascular System with the Exterior 



in, 794. 

 Pleuroweisia, a New Genus of Mosses, 



1036. 

 Plossl's Electrical Apparatus, 867. 

 Plowright, C. B., Life-history of certain 



British Hetercecismal Uredinese, 288. 

 , Reproduction of the Heteroecious 



Uredinese, 503. 

 Plumbugineas, Calcareous Glands of, 



92. 

 Pneumonia, Infectious and Parasitic, 



510. 

 Pneumonia-cocci in Dormitories as a 



Cause of Pneumonia, 300. 

 Pneumonomycosis of Birds, 848. 

 Poa, Cecidomyia-galls on, 1026. 

 Podophrya fisti, Unstalked Variety of, 



662. 

 Poggi, T., Fungi Parasitic on the Mul- 

 berry, 290. 

 Poirier, J., Anatomy and Systematic 



Position of Halia priainus Risso, 524. 



, Trematoda, 1002. 



Polarized Light in Vegetable Histology, 



357. 



Polarizing Prism, Bertrand's, 133. 

 Prisms, Madan's Modifications of 



Foucault's and Ahrens', 328. 

 Poleck, Composition and Spore-culti- 

 vation of Merulius lacrymans, 845. 

 Poletajew. N., Spinning Glands of Saw- 

 flies, 442. 

 Pollen of Gymnosperms, 484. 

 Pollen-grains, Studying, 1085. 

 Pollens and Smuts, Staining and 



Mounting, 349. 

 Polycladidea, 245. 

 Polycystina, Cleaning and Mounting, 



165. 

 Polygordius, Development of the Head 



of, 808. 

 Polymorphism in the Amphipoda, 997. 



of AlgiB, 1037. 



Polynoina, Elytra of some, 456. 

 Polyphemus pediculus, Amoeboid 



Movements of Spermatozoa of, 239. 

 Pulyporus, Monograph of, 289. 

 sulfureus, Mycelial Conidia of, 



289. 

 Polyzoa. See Contents, xii. 

 Pomatias and Cyclostoma, 436. 

 Pommer, G., Decalcification and Stain- 

 ing of Osseous Tissue, 905. 

 Poppe, S. A., Copepoda of the North 



Pacific, 454. 

 Porcelain, Effect of Prolonged Repose 



and Filtration through, on the 



Purity of Water, 561. 

 Porifera. See Contents, xix. 

 Porpita mediterrauea, Histology of, 



463. 

 Port Jackson, Beroid of, 1011. 

 Portraits of Presidents, 1121. 

 Position of Objects with the Binocular, 



1075. 

 Postal Microscopical Section of Royal 



Society of South Australia, 891. 

 Postembryonal Development of Phal- 



lusia scabroides, 795. 

 Potash, Bichromate of, Preserving 



Sections of the Nervous System 



treated with, 731 

 Potato, " Sclerotioids " of, 1022. 

 Pottia Giissfeldti, a New Moss, 682. 



, Spores of, 1036. 



Potts, E., Fresh-water Sponge from 



Mexico, 1014. 



, Minute Fauna of Reservoirs, 433. 



, Modification in the Form of 



Sponge Spicules, 75. 

 , New Fresh-water Siionge, 658, 



817. 



New Species of Paludicella, 47. 



■ , Wide Distribution of some 



American Sponges, 76. 

 Pouchet, A. G., Cholera Bacillus, lOol. 

 , Marine Peridiniss, 469. 



