1140 



INDEX. 



Duclaux, E., Effect of Sunlight on 

 Micrococcus, 1047. 



, Influence of Sunlight on the 



Vitality of Germs, 508. 



, Origin of Microzymes and Vibrios 



of Air, Water, and Soil, 295. 



, Vitality of Germs of Microbes, 



296. 



Ducts, Generative and Urinary, in 

 some Chitons, 42. 



Dudley, P. H., 889. 



Duffield, G., 364. 



Dufour, J., Influence of Gravitation on 

 thfe Movements of Stamens, 272. 



Dunant, P. L., Effect of Prolonged 

 Eepose and Filtration through Por- 

 celain on the Purity of Water, 561. 



Duncan, P. M., "Tag" of Coelopleurus 

 Maillardi, 815. 



and W. P. Sladen, Arbaciadse, 



652. 



Duncker, H. 0. J., Actinomyces in 

 Swine's-flesh, 290. 



Duplessis - Gouret, G., Fresh-water 

 Monotidse, 813. 



Dui-aiid, W. F., 889. 



Durkee, R. P. H., Structure of the 

 Diatom Valve, 286. 



Du Sablon, L., Dehiscence of Anthers, 

 91. 



. , of the Sporangia in Vascular 



Cryptogams, 276. 



, Development of the Sporangium 



of FruUauia, 840. 



, Elaters of Hepaticae, 682. 



, Structure and Dehiscence of 



Anthers, 832. 



Diising, K., Regulation of the Propor- 

 tion of the Sexes in Man, Animals, 

 and Plants, 214. 



Duval, M., Formation of the Blasto- 

 derm in the Bird's Egg, 615. 



Dybowski, B., Crustacea of Lake Baikal, 

 807. 



Dyer, W. T. T., 484, 563. 



, Apospory in Ferns, 99. 



Dynamo-electric Machines, 889. 



E. 



Earthworm, Nephridia of a new Species 

 of, 999. 



Earthworms, Structure of the Body- 

 walls in, 243. 



Eau de Javelle as a Medium for Clari- 

 fying and Dissolving Plasma, 893. 



• for Clearing, 1097. 



Ebeling, M,, Absorbing Organs of 

 Albuminous Seeds, 829. 



Echinodermata. See Contents, xviii. 



Echinoidea, Japanese, 1009. 



Echinoidea, Structure and Functions 



of the SphiBridia of, 1009, 

 Echinoids, Morphology of, 1008. 



, Vascular System of, 814. 



Echinorhynchi, Preparing, 147. 

 Echinorhyncus clavseceps, Host of the 



Larva of, 459. 

 Edible Dipterous Larvae from Alkaline 



Lakes, 53. 

 Edinger, L., Apparatus for Botanical 



Lectures, 312. 

 , Preparations of the Central 



Nervous System for Projection, 146. 

 Egg, Bird's, Formation of Blastoderm 



in, 615. 

 , Development of, and Formation 



of the Primitive Layers in Cuma 



Rathkii, 238, 641. 

 , Fowl's, Electromotive Function 



of, 34. 

 Egg-shell in Dogfish, Formation of 



425. 

 Eggs, Birds', Colours of, 618. 

 , , Hatching of, after Lesion of 



the Shell, 784. 

 , Incubating Hen's, Physiological 



purpose of Turning, 617. 



of Ascidians, 987. 



of Cephalopoda, Preserving, and 



preparing Blastoderms, 1083. 



of Spider, Treatment of, 1083. 



Ehlers, " Rauschbrandpilz," a parasitic 



cattle-disease, 300. 

 Ehrenbaum, E., Preparing Thin Sec- 

 tions of Shells and Teeth, 348. 

 , Structure and Formation of the 



Shell of Lamellibranchs, 44. 

 Ehrlich, Susceptibility of the Different 



Tissues to Colouring Matters, 554. 

 Elasticity in the Filaments of Helian- 



thus, 268. 



in the Fruit of Cactacese, 1027. 



of Cell-walls under Tension, Be- 

 haviour of the Optical Axes of, 476. 

 Elaters of Hepaticse, 682. 

 Electric Lamp, New, 339. 

 Light, Homologous Sections and 



Molecules, 337. 



in Microscopy, 1080. 



— ■- , Stein's Microscopes for use 



with, 303. 

 Electrical Apparatus, Microscopical, 



867. 

 — — Illumination, Helot-Trouve Appa- 

 ratus for, 864. 

 Electricity, Influence of, on the Growth 



of Plants, 835. 



under the Microscope, 1078. 



Electromotive Function of the Fowl's 



Egg, 34. 

 Elfving, F., Ascent of Water in Plants, 



274. 



