416 



INDEX. 



Spermatogenesis, 141 



— Mitochondrial Changes in, 251 

 Spermophile, Ovary of, 23 



Spessard, Earle Augustus, Prothallia of 



Lycopodium in America, 54 

 Sphagna and Mosses of Thiiringen, 164 



— their Habitats, Adaptations and Asso- 



ciates, 59 

 " Sphagnaceie Exeiccatse," Braithwaite's, 

 374 



— the Western, 164 



Sphagnum, Acidity of, and Relation to 



Chalk and Mineral Salts, 164 

 Sphingidse, Pupae of, 137 



— Wing-markings of, 347 

 Spiders, Cavernicolous, 143 



— Colour Adaptation in, 40 



Spina bifida in very early Human Embryo, 



332 

 Spirochiste of Infectious Jaundice in 



English Rats, 47 

 Spirogyni, Abnormal Conjugation in, 171 



— Weberi, Cross-conjugation in, 171 

 Spondylomorum quarternarum. Reversion 



ot Orientation to Light in, 157 

 Sponges, Buds in, 45 



— Fresh-water, 154 



— New, from Spain, 45 

 Sporangiophoric Lepidophyte from the 



Carboniferous, 267 



Stager, Rob.. Behaviour of Tiger-beetle 

 Larva, 348 



Standfuss, R., Male Genital Apparatus in 

 Lepidoptera. 35 



Stark, Mary B., Hereditary Tumour, 231 



Steel, High-speed Manufacture and Work- 

 ing of, 386 



— Mechanical Properties of, 385 



— Rifle-barrel, 29y 



Steels, High-speed Tool, Molecular Con- 

 stitutions of, 386 



Stegomyia fasciata, Somatic Mitosis of, 

 346 



Steil, W. N., Apogamy in Niphrodium 

 hirtipes Hook, 268 



— Apospory in Pteris sulcata L., 161 



— Method of Staining Antherozoid of 



Fern, 372 



— New Cases of Apogamy in Ferns, 56 

 Stein, E. R., juu., 139 



Stephenson, T. A., Irish Actiuiaria, 151 

 Sterigmatocystis Smut of Figs, 70 

 Sterilized Food, Nutritive Value of, 139 

 Stevens, Frank Lincoln, Illinois Rhubarb 

 Diseases, 186 



— and Nora Dalby, Parasite of the Tree- 



fern (Cyathea), 379 

 Some Phyllachoras from Porto Rico, 



281 

 Stevens, Neil E., and R. B. Wilcox, Rhizo- 



pus Rot of Strawberries, 175 

 Stewart, Chester A., Underfeeding Rats, 



333 



Sticklebacks and Mud-minnows, Colour- 

 discrimination in, 240 

 Stigeoclonium Kiitz, Green Algae from, 170 

 Stiles, M. H., Diatom Flora of Martin 



Beck, Yorks, 168 

 Stockard, Charles R., and George N. 



Papanicolaou, Eflect of Alcohol on 



Guinea-pigs, 128 

 Stokey, Alma G., Apogamy in the Cya- 



theaceae, 371 

 Stone, R. E., Incubation Period of Cronar- 



tium rubicola on the White Pine, 63 

 Stone-fly, Oocytes of, 38 

 Stopes, M. C, Four Visible Ingredients in 



Banded Bituminous Coal, 385 

 Strachan, James, On the Chemistry of 



Dendritic Growths in Paper, 193, 225 

 Strawberries, Rhizopus Rot of, 175 

 Streeter, G. L., Formation of Filum ter- 



minale, 29 



of Single-ovum Twins, 329 



Streptothrix, 283 



Stromatopterit moniliformi$ Mett., 56 



Stropharia epimi/ces, 282 



Strutt. R. J., Scattering of Light by 



Solid Substances, 388 



— The Light scattered by Gases : its 



Polarization and Intensity, 76 

 Sumner, F. B., Superfcetation inMice, 230 



— and H. H. Collins, Autotomy in Pocket 



Mice, 31 



Surbeck, G., Fauna of Ritom Lake, 339 



Swezy, Olive, 360 



Swim-bladder, Function of, 341 



Swingle, W. W., Effects of Iodine on Tad- 

 poles, 229 



— Influence cf Iodine on Thyroid Gland 



of Tadpoles, 229 

 Swinnerton, H. H., Facial Suture of 



Trilobites, 34 

 Symbions, New Theory of, 236 

 Synchytrium endobioticum, Life-history 



and Cytology of, 281 

 Szymanski, J. S., So-called Hynopsis in 



Cockroach, 250 



Taenitidinae, 102 



Tsenitis, 162 



I'achibana, K., 297 



Tadpoles, Effects of Iodine on, 229 



— Experiments on, 31 



— Minute Structure of Membranous 



Labyrinth of, 334 

 Tadpole's Tail, Vital Staining of, 29 

 Takenouchi, Matsuziro, Resistance of Red 



Blood Corpuscles to Hypotonic Salt 



Solutions, 339 

 Tanaka, Tyozaboro, New Japanese Fungi, 



68, 182 



