- Starling, E. H., 135
- Stassfurt salt, 433
- Stegocephalus, 746
- Stegosaurus, 706, 707, 710, 754
- Steiner, Jacob, 654
- Steinmann, G., 431
- Stellate cells, 335
- Stentor, 147
- Stereometry, 417
- Sternoptyx, 748
- Stillmann, J. D. B., 695
- St Loup, R., 82
- Stokes, Sir G. G., 44
- Stolc, Ant., 452
- Stomach, muscles of, 490
- Stomata, 393
- Stomatella, 554
- Strasbû¥rger, E., 35, 283, 409
- Straus-Dû¥rckheim, H. E., 30
- Stream-lines, 250, 673, 736
- Strength of materials, 676, 679
- Streptoplasma, 391
- Strophomena, 567
- Studer, T., 413
- Stylonichia, 133
- Succinea, 556
- Sunflower, 494, 635, 639, 688
- Surface energy, 32, 34, 191, 207, 278, 293, 460, 599
- Survival of species, 251
- Sutures of cephalopods, 583
- Swammerdam, J., 8, 87, 380, 528, 585
- Swezy, Olive, 268
- Sylvester, J. J., 723
- Symmetry, meaning of, 209
- Synapta, egg of, 453
- Syncytium, 200
Table of Contents
INDEX.
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