INDEX. 



1163 



Sharks and Rays of the Bay of Naples, 

 Entozoa of, 251. 



Sharp, B., 732. 



, Eyes of Pecten, 586. 



Sharpening Microtome Knives, 168. 



Shaw, W. N., 152. 



Sheaths, Mechanical, of Secreting 

 Vessels, 645. 



Shell of Mussels, Opening of, 415. 



Shell - formation m Lamellibranchs, 

 414. 



Shellac Cement, 1102. 



Sherborn, C. D., and F. Chapman, On 

 someMicrozoa from the London Clay 

 exposed in the Drainage Works, 

 Piccadilly, London, 1885, 737. 



Shimmer of the Petals of Ranunculus, 

 97. 



Shipley, A. E., Formation of Mesoblast 

 and Persistence of Blastopore in the 

 Lamprey, 212. 



Sieve-tubes, Contents of, 95, 268. 



Sigillaria, Fructification of, 288, 1021. 



Silicate of Soda as a Mounting Medium, 

 365. 



Siliceous Coverings, Removal of, from 

 Fossil Diatoms, 880. 



Silkworm Ova, Vitality of, 428. 



Silkworms, Preparing, 158. 



Silver Treatment of Meduilated Peri- 

 pheral Nerves, 342. 



Silvering Diatoms, 900. 



Simmons, W. J., Method of using Bis- 

 marck Brown, 908. 



Siphonophora, Cyclic Development of, 

 452. 



, Nematocysts in, 626. 



, Preparing, 535 



Siphonostoma diplochoetos, Germinal 

 Vesicle of, 792. 



Sirosiphonacese, Mastigocoleus, a new 

 Genus of, 665. 



Skatol and Carbazol, two new Reagents 

 for Woody Fibre, 710. 



Skin, Preparing Elastic Tissue of, 1071. 



Slack, H. J., 182, 366, 732, 1103. 



Slater, J. W., Urigin of Colours in In- 

 sects, 782. 



Slavina and Opbidonais, 445. 



Slide, A New, 362. 



and Lens Holder, Hippisley's (J.), 



129. 



Labels, 721. 



Slides and Covers, Glass, Cleaning, 

 179. 



, Cleaning, 364, 716. 



, Old and Damaged, 518. 



, Labelling, 721. 



, New, 365. 



, Typical, 550. 



, Various kinds of, 714. 



Slips, Bevel-edge, 173. 



Slips, Equalizing the Thickness of, 

 with Oil-immersion Condensers, 131. 



Small Lengths, Optical Method for the 

 absolute Measurement of, 690. 



Smell, Sense of, in Insects, &c, 59. 



Smerinthns ocellatus and its Food- 

 plants, Colour-relation between Larva 

 of, 429. 



Smith, A. P., 1103. 



, E. A., 'Challenger' Lamelli- 



branchiata, 415. 



, H. L., 152, 182, 529, 549. 



, , New High-refractive Media, 



901. 



, , Newer Mounting Medium 



of High Refractive Index, 356. 



, S. J., Abvssal Decapod Crustacea 



of the North" Atlantic, 438. 



, T., 549, 908. 



Smithson, T. S , and A. D. Michael, 

 Tube of Melicerta, 251. 



Smut-Anguillulsa, Vitality of, 989. 



Soil, Oxidation and Reduction under 

 the Influence of Microscopic Organ- 

 isms in the, 118. 



Solenophorus and Dnthiersia, Ex- 

 cretory and Nervous System of, 795. 



Solereder, H., Anatomy of Combre- 

 tacese, 91. 



, Value of the Structure of tho 



Wood of Dicotyledons for Classifica- 

 tion, 1011. 



Solger, B., Yolk-globules in the Intra- 

 capsular Fluid of Fish Ova, 211. 



Sollas, W. J., Artificial Deposition of 

 Crystals of Calcite on Spicules of 

 Calcispon^e, b29. 



, Classification of Sponges, 630. 



, Sponge Spicules, 62S. 



Solms - Laubach, Graf zu, Sexual 

 Differentiation in the Fig, 99. 



Sonnet, The Microscope, 1068. 



Sorby, H. O, Application of Very High 

 Powers to the Study of the Micro- 

 scopical Structure of Steel, 511. 



, Direct Illuminator, 130. 



, Microscopical Structure of Iron 



and Steel, 175. 



Soret, J. L., Apparatus for Microscopi- 

 cal Observation of Vapour-drops, .VJ4. 



Sorting and Arranging Objects, Ap- 

 paratus for, 716. 



Sour-Rot of Grapes, 115. 



Southworth, E. A., Development of the 

 Stoma ta of the Oat, 95. 



Soyka, J., Rise of Micro-organisms in 

 Damp Soil, 117. 



Spatangus purpuieus, Vascular System 

 of, 625. 



Spawning of Bufo vulgaris, 211. 



Species, Origin of new, owing to the 

 loss of older character-, 456, 



■i a 2 



