1164 



INDEX. 



Oviparous Reproduction in the Mono- 

 tremes, 33. 



Ovules, Curvature of, 267. 



, Fecundation of, in Angiosperms, 



270. 



, Petalody of, 676. 



Ovum, Isotropy of, and Problem of 

 Fertilization, 421. 



of Axolotl, Karyokinesis in Seg- 

 mentation of, 976. 



Owen, D., Clearing Fluid for Vege- 

 table Tissues, 866. 



, Mounting Sections Stained with 



Picro-carmine, 164. 



Ox, Staining the Nervous System of 

 the Muzzle and Upper Inp of, 555. 



Oxalis, Protective Contrivances in the 

 Bulbs of, 92. . 



Oxygen, Absorption of, in Leaves kept 

 in Darkness, 678. 



, Influence of, on Fermentation by 



Schizomycetes, 850. 



Oyster, Development of, 226. 



, Viviparous Edible, Development 



of, 436. 



, Rock, Parasite of, 1000. 



P. 

 P., T., 143. 



Pachydrilus enchytrseoides, Organiza- 

 tion of, 1000. 

 Pacific, North, Copepoda of, 454. 

 Packard, A. S., Brain of Asellus and 



Cecidotsea, 238. 



Embryology of Limulus poly- 



phemus, 806. 

 — , Number of Abdominal Segments 



in Lepidopterous Larvae, 636. 

 • , Unusual number of Legs in the 



Caterpillar of Lagoa, 990. 

 Palinurus vulgaris, Optic Ganglion of, 



450. 

 Paludicella, New Species of, 47. 

 Pancreatic Function of the Cephalopod 



Liver, 622. 

 Paneth, J., Histology of Pteropods and 



Heteropods, 42. 

 Papaver, Soluble YelL^w Pigment in 



the Petals of, 476. 

 Paper, Nutritive, 111. 

 Paraffin, Imbedding in, 1086, 1096. 



, , by means of a Vacuum, 149. 



, Parabolic Mirror for Correction 



of ton hard or too soft, 344. 

 ParaHel Rays in Photo- micrography, 



528. 

 Parasite, Flagellate Infusoiian, on 



Trout, 82. 



• , New Fungus, on the Rose, 847. 



, New Infusorian, 81. 



of the Rock Oyster, 1000. 



Parasite, Rhodomyces, a New Human, 



1046. 

 Parasites, Infusorial, of the Tasmanian 



White Ant, 662. 



of Fresh- water Fishes, 647. 



of Msena vulgaris. 805. 



Parasitic Cattle - disease, " Rauscli- 



brandpilz," 300. 



Copepod of the Clam, 239. 



Fungi, 105. 



on Aurantiacese, 106. 



on the Mulberry, 290. 



Fungus on the Red-currant, 291. 



Infusoria, New, 81. 



Oidium, New, 505. 



Phanerogams, Haustoria of, 268. 



Pneumonia, Infectious, 510. 



Parasitism, Change of Sarcopsylla 



penetrans through, 447. 

 Parenchyma, Paratracheal, Peculiar 



Structure of Protoplasm in, 1020. 

 Parenchymatous Tissues, " Bleeding " 



of, 837. 

 Parona, New and Little-known Pro- 

 tista, 261. 

 Parsons, F. A., Hydroid form of Lim- 



nocodium Sowerbii, 168. 

 Parthenogenesis in Spirogyra, 285. 

 Passerini, G., Fungi Parasitic on the 



Mulberry, 290. 

 Pasteur, L., Origin of Microzymes and 



Vibrios of Air, Water, and Soil, 295. 

 ' Pathological Mycology,' Woodbead 



and Hare's, 698. 

 Patouillard, N., Helicobasidium, anew 



Genus of Hymenomycetes, 1045. 

 Patten, W., Artificial Fecundation of 



MoUusca, 623. 



, Development of Phryganids, 53. 



Pax, F., Anatomy of Euphorbiacese, 



824. 

 Pear Blight, 1053. 

 Pedley, P. R., Stupefying Active Forms 



of Aquatic Life, 165. 

 Peduncles, Anatomy of, compared with 



that of the Primary Axes and of 



Petioles, 833. 

 Pelagic Algse, 684. 

 Pelargonium zonale, Changes in Hairs 



of, and in the Cell-walls of Epider- 

 mal Cells, 668. 

 Pelletan, J., 533, 566, 1081. 

 Pelley, C. le, 747. 

 Pelseneer, P., Coxal Glands of My- 



gale, 639. 



, Nervous System of Apus. 805. 



Peltideaophthosa, Formation of Thalli 



on tlie Apothecia of, 843. 

 Penhallow, D. P., Handle for Cover- 

 glasses, 1115. 

 , Relation of Annual Rings of 



Exogens to Age, 1023. 



