1006 



Precipitates, Pellicle, PeriiK ability "f, 



592. 

 Prehensive Cells in the Ctenophora, 



282. 

 Preparations, Histological, Size of, 329. 

 Preservation and Preparation of the 



Lower Organisms, 462. 

 Preserving Bacteria, &c., Another 



Method of, 464. 



Infusoria, &c.. Method of, 331,763. 



the more Delicate and Perishable 



Animal Tissues, Method of, 461. 

 President's Address, 113. 

 Primitive Stripe in the Chick, 395. 

 Prism, Revolver Immersion, for Sub- 

 stage Illumination, 32. 

 Prizes for Life-histories of Entozoa, 



878. 

 , Natural Science, Brussels 



Academy, 397. 

 • , Natural Science, Danish 



Academy, 699. 

 Proboscis of Butterflies, 41. 



■ of Diptera, Nerves of, 865. 



Proceedings of the Society, 105, 109, 



211, 219, 344, 350, 488, 645, 650, 



651, 982, 987. 

 Protein-crystalloids, 306. 

 Prothallia, Biluteralness of, 917. 

 , flat, of Ferns, Arrangement of 



Cells in, 317. 

 Prothallium of Salvinia, Development 



of, 918. 



of Salvinia natans, 753. 



Protista,anewGenusof (Gloidium), 179. 

 Protomyces graminicola, 922. 

 Protoplasm of Living Protozoa, Gene- 

 ration of Gas in, 72. 

 Protozoa. See Contents, xv. 

 Pteropodii, Two Collections of, 706. 

 Pulmonates and Worms, Segmentation 



in, 877. 

 Pycnogonida, New and other, 562. 



, Observations on, 870. 



Pygidia and Cerci of Insects, 252. 



R. 



Rain and Dew, Absorption of, by the 

 green parts of Plants, 913. 



Rain of Sap, 753. 



Rate of Germination of Fungus-spores 

 and Growth of Mycelium, 599. 



Rats' Blood, Flagellated Organisms in, 

 190. 



Ray, Path of. Note on Diagrams 

 exhibiting the, through Tolles' i- Im- 

 mersion Objective, 269. 



Reagents, Deceptive Appearances pro- 

 duced by, 191. 



Recognition, Mode of, among Ants, 

 555. 



Record of Current Researches relating 

 to In vertebra ta, Cryptogamia, Micro- 

 scopy, &c., (41), (137), (272), (395), 

 545, 692. 



Refractive Powers of Animal Tissues, 

 697. 



Removal of Air from Microscopic Spe- 

 cimens, 150. 



Report of the Council presented to the 

 Annual Meeting, 216. 



Representing an Object from Micro- 

 scopic Sections, Method of, 71. 



Reproduction of Cutleriacea;, 605, 934. 



ofNoctiluca, 195. 



of Ulvaceaj, 186. 



Reproductive Organs of Non-parasitic 

 Copepoda, 875. 



of Cycadese, 90S. 



of the Marine Ectopara- 



sitic Trematoda, 573. 



Research, Microscopical, under Diffi- 

 culties, 145. 



Resistance of Germs to a Temperature 

 of 100° C, 602. 



Respiration of Marsh and "Water Plants, 

 915. 



of Plants, 914. 



Respiratory Apjjaratus of Ampullaria, 

 I 706, 857. 



Organs, Innervation of, 697. 



I of tlie Larva of Culex. 299. 



Resting Condition of Vaucberia ge- 

 minata, 607. 



Reticularian Rliizopoda, 276, 897. 



Retina and Cerebrum in Arthropoda, 

 Structure of, 554. 



, Mammalian, Isolation of Optic 



Nerve Fibres and Ganglion-cells of, 

 614. 



Retrogression and Development of the 

 Fat-cell, 353. 



Review, Lichenological, 761. 



Revolver Immersion Prism for Sub- 

 stage Illumination, 32. 



Rezner's Mechanical Finger, 951. 



Rhabdopleura, Relations of, 84. 



Rhaphiilotheca, On a New Species of 

 (R. aifiuis), 493. 



Rhizopnd, New, Litliamoeba discus, 900. 



Rhizopoda, Reticularian, 276. 



Rhynchonella, Extension of the Coiled 

 Arms in, 302. 



Ribs and the Transverse Processes, 

 Development of, 693. 



Rice, " Carolo vero " and " Carolo 

 bianco " of, 600. 



Root of Alder, Excrescences on, 929. 



of Nuphar advenura, Spiral Cells 



in, 752. 



of Phanerogams, Growth of, 149. 



Rotating Clips for Cheap Microscopes, 

 623. 



