7S 



BIOLOGICAL SOCIETY oK WASHINGTON'. 



PAGE 



Rousseau 65 



Ryder, John A 60 



s. 



Salmon, death of, after spawning x 



Salmon. Kennerly's xv 



Sandstone, St. Peter's, organisms in . . . . ix 



Schonlaud. Selmar M 



Schools, public, place of biology in ... . viii 

 Sea cow, Steller's, original drawings of . . vii 

 Seal, fur, fate of, in American waters . . xvii 



Seal, fur, original drawings of vii 



Seaman, W. H.— The place of biology in 



the public schools viii 



Selection limited by dynamics of environ- 

 ment , 6, 9 



Selection limited by intelligence 6 



Semper, Karl 56 



Sexual selection 21 



Shasta,- Mount, notes on the animal life 



above the snow line on vi 



Shipley, Arthur E 34 



Shufeldt, R. W.— A collection of fossil 



birds from the Equus beds of Oregon xiv 



Notes on paleopathology xvii 



Silurian strata, discovery of vertebrate 



life in Lower xiii 



Smith, Adam 65 



Smith, Theobald.— Some illustrations of 

 ferments and fermentations among 



bacteria vii 



On species among bacteria xi 



Remarks on recent bacteriological pro- 

 gress in the prevention and cure of 



disease xv 



Snake River, Idaho, life in the lava beds 



and canons of x 



Suell, Merwiu M.. election of x 



Species among bacteria xi 



Spencer, Herbert 24, 26, 53. 54, 55, 67 



Spermophiles, North American, remarks 



on the affinities of xix 



Spider web, geometric, structure and con- 

 struction xviii 



Squirrels, North American, remarks on 



the affinities of xix 



Stanton, T. W., election of v 



Stedman, J. M., election of x 



Stedman, J. M. — Embryo of a chick with 



two protovertebnc xiv 



Stiles, C. W., election of xvii 



Stiles, C. W.— Notes on Parasites — the de- 

 velopment of /•'c/unoi/iync/tH.': giMOs . xvii 

 Notes on Farasites—Coccidiii 111 bii:r»ii- 

 nuni and Filar la i^as/erostei .... xviii 



P.\GE 



Stirp 31 



Stirpiculture 71 



Stomachs, cuckoo, and their contents . . xvii 



Stowell, C. H., election of vi 



Sudworth, G. B —Notes on nomenclature . xi 

 Color and odor of flowers in attracting 



insects xiv 



Swine, Echinococcus in xviii 



Swingle, W. T,, election of xvi 



T. 



Taylor, W. A., election of xiv 



Teeth of the muskrat xi 



Temperature of trees xvii 



Test, F. C, election of . . xi 



Test, F. C, notes on the dentition of 



Des)nogna/liiis xvi 



Tetraodontoidi-a. classification of the . . xvii 



Thonip,son, J. Arthur 57 



Tick, cattle, moultings of v 



Ticks, a preliminary study of. in the 



United States xi 



Todd, W. E. C, election of xviii 



Tortoise, a new, from the Galapagos 



Islands xvi 



Transmission of acquired characters, 



Alphonse de CandoIIe 011 xix 



Transmission of characters defined .... 3 

 Tree, fossil bread-fruit, from the Sierras . xix 



Trees, temperature of xvii 



Treviranus 13 



Tropics, three days in the xviii 



True, K W., exhibition of specimen of 

 Lophio»ivs i»i/iausii viii 



The teeth of the muskrat xi 



V. 



Van Deman, H. f;., cultivated fruits in 

 tlie mountains of North Carolina . . . ix 

 The recent introduction of date palms . xv 



Variation, origin of 1,4 



Variation, possibility of, not equal in 



every direction 5 



Variation, with especial reference to 



Paleozoic genera vii 



Variations, dynamic, limited 4, 5 



Vasey, George, a new grass genus .... viii 

 Notes on the recent field work of the 

 botanical division of the Department 



of Agriculture xvi 



Ve.stiges of creation 13 



Vines, Sidney H 56 



