11 80 



INDEX. 



Eye-pieces, Queen's " Parfocal, " 1050. 

 . Zeiss's Compensating and 



Projection, 849. 

 Eye-spot, Defectiveness of, as a means 



of Generic Distinction in Philodinea?, 



994. 

 Eyes, Compound, Eehinoid covered 



with, 253. 



of Animals as Objectives, 52G. 



of Diptera, Minute Structure of, 



595. 



of Heteropoda, Preparing, 1072. 



of Peeten, 586. 



of Spiders, 975. 



, Pedunculated, of Branehipus, 



Development and Structure of, 9S0. 

 , Use of both, with the Microscope, 



1067. 



F., 362. 



F., M., Keeping Melicerta ringens 



alive, 450. 

 F.R.A.S., 337. 

 F.R.M.S., 526. 



Fabre, Dialytic Properties of the Mem- 

 brane of the Cyst of Infusoria, 260. 

 Fabre-Domergue, P., Microthorax 



auricula, 263. 



, New Ciliated Infusorians, 262. 



Fall of Branches of White Poplar, 823. 



of Leaf, Causes of, 826. 



, Closing of the Scar after, 



474, 1009. 

 Famintzin, A., Formation of Buds in 



Phanerogams, 1012. 

 ■ and I). S. Przybytek, Composition 



of the Ash of the Pollen of Pinus 



sylvestris, 648. 

 Fankhauser, J., What is Diastase? 



1019. 

 Farhall, M., Simple Cell for Fluid 



Mounts 362. 

 Farlow, W. G., Gymnosporangia of the 



United States, 297. 

 Fasciolaria, Development of the Gill 



in, 775. 

 Fasoldt, C, Resolution of 200,000 lines 



to the inch, 868. 

 Fats and Butter, 174. 

 Fauna, Pelagic, of the Coast of the 



Guinea Islands, 74. 

 Fawcett, W., Entomogenous Fungus, 



1029. 

 Faxon, W., Revision of the Astacidae, 



439. 

 Fayod, V., New Parasitic Fungi, 490. 

 Feathers, Birds', Mallophaga in the 



Shafts of, 970. 

 , Structure and Development of, 



937. 

 Febinger, C, Arranged Diatoms, 172. 



Fehleisen, Micrococci of Erysipelas, 

 117. 



Fennessey, E. B., A new Microscope 

 Slide, :';•!-. 



, Eyes of Animals as Objectives, 



526. 



Ferment, Acetic, which forms Cellu- 

 lose, 1034. 



, Gum, a new diastatic Enzyma, 



106. 



, , in Barley and Malt, 1034. 



, New Alcoholic, which does mil 



invert sugar, 105. 



Fermentation in the Living Sugar- 

 cane, 105. 



of Moulds and Intramolecular 



Inspiration, 835. 



of Yeast, Behaviour of Guanin, 



Xanthin, and Hypoxanthin in, 654. 



, Panic Bacterium of, 494. 



, Selective Alcoholic, 47'.». 



Ferments, Action of Salicylic Acid on, 

 654. 



, Alcoholic, Physiology and Mor- 

 phology of, 1033. 



Ferns, Bursting of Sporangium of, 82S. 



, Dehiscence of Sporangium of, 



1020. 



, Development of Antheridium of, 



655. 



Ferran, J., 362. 



Fertilization by Pollen-tubes, 649. 



, Conditions of Bastard, 213. 



in Arion, 773. 



, Mechanism of, 43. 



of Fucus, 1023. 



of Goodenia, 100. 



of Greenland Ericaceae, 475. 



, Position of the Nectaries in rela- 

 tion to, 1014. 



, Self-, in Orchidese, 280. 



Fewkes, J. W., Development of Opliio- 

 pholis and Echinarachnius, 623. 



Fibres, Phenomena of Muscular Con- 

 traction in Primitive Striated, 218. 



Fibrovascular Bundles and Secreting 

 Apparatus of the Nyuiphaeacese, 

 821. 



of Tiperacese, 821. 



Field, A. G., 906. 



Fig, Sexual Differentiation in, 99. 



Figs, Flowers of, 274. 



Filaria terminalis, 615. 



Fine Adjustment, Anderson's Double- 

 action, 325. 



, Campbell's, 324. 



, Cutter's Cam, 1041. 



, Delicate, 686. 



, Schroder's Differential- 

 screw, 685. 



to the New Zeiss Stands, 



1051. 



