110 HELEN DEAN KING 



Shull, A. Franklin 1913 Inheritance in Hydatina senta. 1. Viability of the 

 resting eggs and the sex ratio. Jour. Exper. Zool., vol. 15. 



Shull, A. Franklin, and Ladoff, S. 1916 Factors affecting male-production 

 in Hydatina. Jour. Exper. Zool., vol. 21. 



Shull, G. H. 1910 Hybridizaton methods in corn breeding. Amer. Breeders 

 Magazine, vol. 1. 



Slonaker, J. R. 1912 The effects of a strictly vegetable diet on the spontane- 

 ous activity, the rate of growth and the longevity of the albino rat. 

 Pub. Leland Stanford Jr. Univ. 



1912 a The normal activity of the albino rat from birth to natural 

 death, its rate of growth and the duration of life. Jour. Animal Be- 

 havior, vol. 2. 



Slonaker, J. R., and Card, T. A. 1918 The effect of omnivorous and vegeta- 

 rian diets on reproduction in the albino rat. Science, vol. 47. 



Smith, G., and Thomas, Mrs. Haig 1913 On sterile and hybrid pheasants. 

 Jour. Genetics., vol. 3. 



Stevens, N. M. 1905 Studies in spermatogenesis with special reference to the 

 'accessory chromosome.' Pub. Carnegie Institution, Washington, 

 D. C. 



1911 Preliminary note on heterochromosomes in the guinea-pig. 

 Biol. Bull., vol. 20. 

 1911 a Heterochromosomes in the guinea-pig. Biol. Bull., vol. 21. 



Stewart, C. A. 1916 Growth of the body and of the various organs of young 

 albino rats after inanition for various periods. Biol. Bull., vol. 31. 



Stotsenburg, J. M. 1915 On the growth of the fetus of the albino rat from the 

 thirteenth to the twenty-second day of gestation. Anat. Rec, vol. 9. 



Stout, A. B. 1916 Self- and cross-pollinations in Cichorium intybus with 

 reference to sterility. Mem. New York Bot. Garden, vol. 6. 



Sumner, F. B. 1909 Some effects of external conditions upon the white mouse. 

 Jour. Exper. Zool., vol. 7. 



1915 Some studies of environmental influence, heredity, correlation 

 and growth in the white mouse. Jour. Exper. Zool., vol. 18. 



Thury, M. 1864 liber das Gesetz der Erzeugung der Geschlechter bei den 

 Pflanzen, den Thiere und den Menschen. Leipzig. 



Utsurikawa, N. 1917 Temperamental differences between outbred and in- 

 bred strains of the albino rat. Jour. Animal Behavior, vol. 7. 



Walton, L. B. 1915 Variability and amphimixis. Amer. Nat., vol. 49. 



Warren, D. C. 1918 The effect of selection upon the sex-ratio in Drosophila 

 ampelophila. Biol. Bull., vol. 34. 



Watson, C. 1906 Observations on diet. The influence of diet on growth and 

 nutrition. Jour. Phys., vol. 34.^ 



Watson, T. B. 1905 The effects of bearing young upon the body weight [and 

 the weight of the central nervous system of the female albino rat. 

 Jour. Comp. Neur., vol. 15. 



Wentworth, E. N. 1913 The segregation of fecundity factors in Drosophila. 

 Jour. Genetics, vol. 3. 



Wentworth, E. N., and Aubel, C. E. 1916 Inheritance of fertility in swine. 

 Jour. Agri. Research, vol. 5. 



