TNI) EX. 



659 



Scorn-field, D. J., New Copepod from Hol- 

 lows on Tree Trunks, 480 

 Screw-thread for Objectives, 230 

 Scro|ibularia, Absorption in Ovules of, 



381 

 Scrutineers, 07 



Scyphomedusse. Philippine, 41 

 Sea-bottom, Organic Matter of, 352 

 Sea-urchin Ova, Activation of, 582 



Artificial Parthenogenesis of, 582 



Experimental Study of Cleavage in, 



486 



— Tetramerous, 260 



Sea-urchins, Experimental Parthenogene- 

 sis in, 11 



Seaver, F. J.. Aleuria and Aleurina, 169 

 - Study of Peziza, 390 



Seaweed, Edible, Japanese, 285 



Secotium a<jaricoides, 392 



Seguin, P., Biological Researches on the 

 Eosinophiles, 508 



Selii^inella. Vegetative Reproduction in, 

 274 



Selbie, C. M., Reptant Decapoda of Irish 

 ( oasts, 365 



Self-sterility in Ciona, 245 



Sense-organs of Dytiscus "Wings, 29 



Setae, Body, Homologv of, in Caterpillars, 

 357 



Setchell, W. A.. Scinaia, 54 



Seurat, L. G., Genus Dermatoxys, 368 



— Structure of Female Genital Apparatus 



in Spiruridse. 148 

 Sex-characters. Secondary, in Fowls. 139 

 Sex. Determination of, 123 

 Sex-determiuation in llydatina seiita, :;71 



— in i'igs, 10 



— in Mnium hornum, 594 

 Sex-dimorphism in Insects, Reproduction 



and, 572 

 Sex-ensemble, 348 



— Ratio among Jews, 132 

 in Pigeons, 452 



— Typical, in Mammals, 235 



Sexton, E. W., Male of Anthuru gracilis, 

 147 



Sexual Characters, Apparent Absence of, 

 in Shell of Neritina fiuviatilis, 22 



Sharp. L.W.. Spermatogenesis in Marsilia, 

 is 



Shattock, S. G., Adaptable Eye-shade for 

 Microscopic Use, 619 



SI. aw. H. B.. Thrips as Pollinator of Beet- 

 flowers. 253 



Shelford, V. E.. Animal Communities in 

 Temperate America, 244 



— Responses of Sessile and Motile Or- 



uiisms. 136 

 Shells, Molluscan, Simulacra of, 473 

 Sheppard, A. W.. 204 

 Sheppard, E. J., L02, 202, 204 



— .\ New Mitotic Structure disclosed as 



the Result of New Technique, 1 17 



Shull, A. I*'., Behaviour and Local Distri- 

 bution of Thyeanoptera, 252 

 - Inheritance of Hydatina senta, 371 



Shumway, W., Effect of Thyroid on Di- 

 vision Rate of Paramecium, 370 



Sideros Metallurgical Microscope, Swift's, 

 178 



Sieverts, A., Structure of Electrolytically- 

 deposited Copper, 409 



Silkworms. " Sotto " Bacillus of, 509 



Sillimanite, Artificial, 411 



Silver, German, Metallography of, 83 



— Removal of Sulphur from, 195 

 Silver-leaf Disease, 200 



Simonds, J. P., Classification of liacillus 



Welchii, 174 

 Simulacra of Molluscan Shells. 473 

 Singer, C, 103 



— The Dawn of Microscopical Discovery, 



317 

 Sipunculoids of the Haltic, 579 



— of North Sea, 579 



Sirks, M. J., Nature of Peloria, 591 



Size Dimorphism in Spermatozoa from 

 Single Testes, 451 



Skin. Structure of, in Anguidse, 17 



Skottsberg, C, Pi/laiella Pottelsim, 3S7 



Skrzymski, Z.. Immunization of Rodents 

 against Naturally Paratyphoid Or- 

 ganisms, 188 



Slag Inclusions in Steel, 197, 310 



Smilax herbncea, C'vtology of the Stamens 

 of, 81 



Smith, E., 97 



Smith, G., Stylopization, 23 



Smith, G. M., Development of Iiotanical 

 Microtechnique, 620 



Smith, J., Upper Silurian Foraminifera of 

 Gothland, 268 



Smith, W. C, Crystal-grinding Apparatus, 

 306 



Smollian, K., Variability of Tiger Moth, 27 



Smut of Sorghum, 392 



Smyth, H. F., New Medium for the Culti- 

 vation of Chick Tissues in vitro, 186 



Snake, Colubrid, with Vertically Movable 

 Mnxillary Bone, 471 



— Cooper's, Blood -sucking Gasamid Mite 



on, 576 

 Soar, C. D., Genus Lebertia, 479 

 Soil-organisms, Destruction of Paraffin by, 



173 

 Sollaud, E., Fresh-water Prawns from 



Tonkin, 34 

 Somatic Cells, Germ Cells and, 342 

 Sorghum, Smut of, 392 

 " Sotto" Bacillus of Silkworms, 509 

 Southern, R., Marine Ecology, 469 



— Nemathelmia and Kinorhynoha of 



Clare Island. 256 

 Southwell, T., New Species of Amphilina, 



482 

 Spataugiila3, Indian < icean. 260 



