650 



INDEX. 



Smell, Sense of. in Lepidoptera, 292 

 Smith, F., New Earthworms, 72 

 Smith, G. M., Cytology of Pediastrum, 

 578 



— Organization of the Colony in Certain 



Four-celled Algae, 578 



— Zoospore Formation in Characium, 578 

 Smith, G. W., Genus LernBeodisctis, 194 

 Smith, L., Standardized Employment of 



Vaccines, 34tj 

 Smith, N. K., Life-cycles of the Bacteria, 



591 

 Smith, T., Intestinal Protozoan Parasites 



in Turkey, 480 

 Smut Disease of Bamboos, 589 



— Stinking, of Wheat, H23 

 Snake. Garter, Parajjhysis of, 281 

 Pineal Region of, 281 



Soil Protozoa, 565 



Solorina, Fruit Development in, 417 



Somatic Sterility, 282 



Soueges, R., Embryogeny of Capsella, 573 



— Embryology of the Cruciferse, 311 

 Sound-transmitting Apparatus in Nec- 



turus. Development of. 179 

 Southwell, T., Diseases of Fishes, Gl 

 Sparidse, Algerian. Spawning in, 456 

 Spawning in Algerian Sparidie. 456 

 Species, Symmetry and tlie Differentiation 



of, 463 

 Spencer Automatic Laboratory Microtome, 



607 

 Spe lifer mucronatus. Variations in, 202 

 Spermatogenesis in Belostoma, 547 

 Siiermatozoa, Insect, Variation in Head- 

 length of, 290 

 Sphagnum squarrosum, Sporogenesis of, 



211 

 Spiders. Ant-like, 469 



— Antillean, 192 



— New Guinra, 68 



Spinal Cord, Abnornal, in Toad, 463 

 Spirochxta pallida, 422 



Method for Quick Detection of, 117 



Spirochaits. IModification of, 394 

 Spirogyra heJlis, Nuclear Division in, 406 

 Spirogyra-cells under Action of Centri- 

 fugal Force, 88 

 Spiroptera, Life-history of, 472 

 Spirosoma caudata g. et sp. n., 87 

 Spleen of Carnivores, 371 



— of Cetaceans, 371 



— ]Minute Structure of, 371 

 Sponge, Fresh-water, Siberian, 565 

 Sponges, Calcareous, of Okhamandal, 473 



— of Chilka Lake, 84 



— Factors in Evolution of, 564 



— Non -calcareous, from Okhamandal, 473 

 Sporangia, Formation of, in the Genus 



Stemouitis, 496 

 Spore Variation in Neopeckia ('ouUeri, 587 

 Spores, Uninucleate, of Endophyllum 



Eupliorhias, 323 



Sporogenesis'Lof Sphagnum squariosum, 



211 

 Sporosacs of Dicoryne, Development of, 



388 



Structure of, 388 



Sporotrichum Beurmanni as a Saprophyte 



of W] eat, 228 

 Spurgeon, C. H., Implantation and Early 



Segmentation of Opossum Ovum, 452 

 Squier. T. L., Pulmonary Circulation in 



Chick, 455 

 Staining Bacterial Capsules, 431 



— Flagella, Method of, 611 



— Sectious with Hssmalum-eosin, New 



Technique for, 503 

 Stalkartt, W. H. S., Method for Quick 



Detection of Spirochxta pallida, 117 

 Standley, I'. C, Fungi from Mexico, 414 



— Hepatica3 of New Jlexico, 814 

 Stands. See Contents 



Starr, A. M., Structure of Aytonia, 211 

 Statoblasts in Tunicates, 546 

 Steel, Alumina in, 613 



— Corrosion of, 613 



— Forgings, " Ghost-lines " in, 120 



— I^aminated Structure in, 434 



— Nitrogen in, 351 



— Persistent Bi ittleness in, 434 



— Phosphorus in, 351 

 Steels, Heterogeneity of, 119 



— High-speed Tool, Structure of, 350 

 Stelleroidea, Palajozoic, Revision of, 79 

 Stemonitis, Formation of Sporangia in the 



Genus, 496 

 Stephanochasmus, Trematiote Genus, 300 

 Stephens, J. A\'. W., Transmission of Tropi- 

 cal Diseases, 184 

 Stephenson, J., Notes on Indian Oligo- 

 chaets, 559 



— Oligoi'haitaof CbilkaLake, 196 

 Sterility, Somatic, 282 



Stewart, V. P., and others, Diseases of 

 Plants caused by Fungi, 326 



Stiasny, G., Marine Plankton. 98 



Sting-ray, Poison-organ of, 542 



Stockard, C. E., Mesenchyme Cells of 

 Teleost Yolk-sac, 284 



Stocking, R. J., Inlieritance of Abnor- 

 malities in Paramecium. 392 



Stolonifera, Philippine, Notes on, 83 



Stomatitis, Ulcerative, Bacteriology of, 

 330 



Stotsenburg, J. M., Growth of the Foetal 

 Albino Eat, 180 



— Reproduction of White Rat, 180 

 Stotz, E., Phosphorus in Cast-Iron, 119 

 Straszewski, H. v.. Genus Platycerium, 



485 

 Stratiodrilus, Development of, 385 

 Strobcll, E. C., Inheritance iu Euschistus, 



188 



— Inheritance in Hemiptera, 188 

 Stromhidium mirahile, 506 



