894 
INDEX. 
Spermatogenesis in Locustidre, 36. 
Spermatopl lores ns means of Hypodermic 
Impregnation, 719. 
Spermatozoa, Histology of, 325. 
, Human, Various Forms of, 1. 
of Coleoptera, 181. 
of Inseeta, Examining, 421. 
of Mammalia, Minute Structure, 580. 
Spliacelariacese, 225, 778. 
Sphmroliths of Uric Acid Salts, Artificial 
Preparation of, 553. 
Sphajropsidene, New Genus of, 781. 
Spheerotheca Castagnei v. humilis, Mycele 
and Protospores of, 505. 
Spliagnact®, Microspres of, 73. 
Sphenophijllum , 73, 500. 
Spiders. See Amchnida, Contents, xiii. 
Spinal Cord, Preparing and Staining Sec- 
tions of, 549. 
• , Staining Medullary Sheath of 
Nerves of, 427. 
, Structure of, in Human Em- 
bryos, 325. 
Spines, Influence of Light on Production 
of, 493. 
, of Moisture of Air on Production 
of, 214. 
Spiral Phyllotaxis, 493. 
Spirilla and Bacilli, Staining of Flagella 
of, 146. 
Spirillum Obermeieri, Cultivating, in 
Leeches, 679. 
Spirogyra, 630. 
, Cell-division in, 58. 
■ , Chlorophyll-bands in Zygote of, 378. 
, Conjugation of, 226. 
Spiroloculina asperula, 573. 
Splachnum, Sporophyte of, 377. 
Sponges, Demonstrating Structure of Si- 
liceous, 422. 
. See Porifera, Contents, xix. 
Spongicola , 204. 
Spongilla Jfluviatilis, Development, 751. 
Spongy Cheese, 511. 
Sporange of Rhodocorton , 628. 
Sporanges, Development of, in Saprolegni- 
acesB, 382. 
Spore-forming and Conjugation in Gre- 
garines, 357. 
staining, New Method, 831. 
Spores in Saccharomyces, Germination of, 
782. 
of Fungi, Dispersion and Germina- 
tion of, 504. 
■ on Surface of Pileus of Polyporese, 
384. 
Sporocysts, Free-swimming, 743. 
Sporophyte of Splachnum , 377. 
Sporozoa, New, 356. 
Spot Mirror Method of Illumination, 430. 
Springer, F., Perisomatic Plates of Crinoids, 
352. 
Springs, Hot, Vegetation of, 232. 
Sputum, Bacteria in, 513. 
, demonstrating Tubercle Bacilli in, 
141. 
, Effect of Koch Treatment on Tubercle 
Bacilli in, 511. 
, Phthisical, Estimation of number 
of Tubercle Bacilli in, 833. 
Stage, new Hot, 521. 
, Zeiss’s form of Mayall’s Mechanical, 
433. 
Staining Ova of Chironomus , 539. 
. See Contents, xxxix. 
Stainton, H. T., Larvae of British Butter- 
flies and Moths, 339. 
Stamens, Sensitive, 371. 
Staminate Cone of Scotch Pine, Sections 
of, 546. 
Staminodes of Parnassia , 213. 
Stand, Universal, 805. 
Stanley, A., Fermentations induced by 
Pneumococcus of Friedlaender, 773 
Staphylococcus pyog. aureus and S. albus. 
Colour and Pathogenic Differences of, 
82. 
“Star” Microscope, Beck’s Bacterio- 
logical, 806. 
Starch, Distribution, in Woody Plants, 485. 
in Radish, 759. 
, Influence of Salt on, in Vegetable 
Organs, 498, 625. 
■ , Transformation of, into Dextrin by 
Butyric Ferment, 498. 
grains in Maize, Structure of, 486. 
, Origin and Development of, 
361, 362. 
Starfishes collected by ‘ Hirondelle,’ 477. 
Stauroneis phceni center on, 441. 
Steam-Filter, 652. 
Stebbing, T. R. R., New British Amphi- 
pods, 594. 
, TJrothoe and Urothoides, 594. 
Stedman, J. M., Anatomy of Distomum 
fabaceum, 45. 
Steinbrinck, C., Anatomico-physical causes 
of Hygroscopic Movements, 771. 
, Hygroscopic Swelling and Shrinking 
of Vegetable Membranes, 485. 
Steinhaus, J., Cytophagus Tritonis, 206. 
Stem, Increase in Thickness, 761. 
of Cucurbitacese, Increase in Thick- 
ness of, 210. 
of Cymodocese, 764. 
of Equisetacese, 376. 
of Ophioglossacese, 224. 
■ of Zostera, 492. 
Stems of Phanerogams, Apical Tissue in, 
210. 
Stentor , Regeneration of Peristome of, 
751. 
cxruleus , 205. 
Stenzel, G., Variations in Flower of Snow- 
drop, 63. 
, in Structure of Acorn, 64. 
