398 



INDEX 



penetration of egg by, 56, 82, 87, 

 118, 124 

 Spermatozoa, 135-165; see also Ac- 

 rosonies; Agglutination 



accessory, 194 



activation of, 72, 80, 93 



age and fertilizing capacity, 80 



antigens of, 93 



attachment to egg, 89 



entry into egg, 153-159, 163 



in female tract, 75-88, 111 



metabolism of, 81, 82 



reacted, 140, 142, 163 



separation of chromosome-bearing, 

 82 



storage of, 72, 74 

 Spiegel, M., 366 

 Spiegelman, S., 17, 222 

 Spikes, J. D., 28, 30, 31 

 Spleen 



effects of antisera against, 356 



induced enlargement of, 369 



S35-labeled, 369 

 Spondtjliis crventiis, 136 

 Sponges, 366 

 Spronk, N., 333 

 Stanier, R. Y., 222 



Starfish, 33, 142; see also individual 

 species 



cytoplasm, RNA concentration of, 

 13 



oocyte, 5 



RNA metabolism in oocyte, 8 

 Starke, N. C, 76, 79, 80 

 Steinbach, H. B., 263 

 Steinitz, L. M., 202, 207 

 Steinmtiller, O., 351 

 Stereocil, 137 

 Stern, C, 202, 222 

 Stern, H., 204 

 Stetson, R. E., 355 

 Stockard, C. R., 292 

 Stratton, F., 355 

 Sti-auss, F., 78 

 Strongylocentrotus droebachiensis, 



45, 46, 137, 138 

 Strongylocentrotus franciscanus 



antisera against fertilizin of, 359 



Strongylocentrotus pulcherrimus, 40, 



140, 141 

 Strongylocentrotus purjmratus 



antisera against fertilizin of, 24, 

 30, 36, 43, 46, 49, 359, 360 



mitochondria in, 274, 283 

 Succinodehydrogenase, 325 



blocking of, 336 



inhibitors of, 326 

 Superfetation, 79 



Survival curve, see Ultraviolet radia- 

 tion 

 Swann, M. M., 91, 92 

 Swver, G. I. M., 74, 123-124 

 Sze, L. C, 246, 250 



Tafani, A., 121 

 Tahmisian, T., 264 

 Tamini, E., 295, 299 

 Taylor, A. C, 189 

 Tavlor, A. N., 4 

 Tavlor, J. H., 12, 16 

 Tchou-Su, M., 183 

 Telfer, W. H., 2, 345 

 Temnoplcurus hardeicickii, 40 

 Ten Gate, G., 345 

 Tenrecs, 78 

 Tergites, 189, 191 

 Testis 



cross reactions with, 344 

 Tetrahymena, 183 

 Thibault, G., 114-116 

 Thomas, L. E., 74 

 Thijone, 151, 162 



Thyone hriareus, 146, 155, 161, 163 

 Thyroglobulin, 344 

 Tiselius, A., 39, 47, 53, 55, 56, 58 

 Tissue culture, 350 

 Tissue grafts, 350, 351 

 Topley, W. W. G., 350 

 Torvik-Greb, M., 177 

 Tosi, L., 58 

 Tosic, J., 82 

 Totipotency, 202 

 Trichomonas foetus, 352 

 Trimberger, G. W., 77 

 Trinkaus, J. P., 366 

 Triton, 202 



