106 HELEN DEAN KING 



IssAKOWiTSCH, A. 1905 Geschlechtsbestimmenden Ursachen bei den Daphni- 

 den. Biol. Centralbl., Bd. 25. 



Jackson, C. M. 1912 On the recognition of sex through external characters 

 in the young rat. Biol. Bull., vol. 23. 



1913 Postnatal growth and variability of the body and of the various 

 organs in the albino rat. Am. Jour. Anat., vol. 15. 

 1915 Changes in the relative weights of the various parts, systems 

 and organs of young albino rats held at constant body weight by under- 

 feeding for various periods. Jour. Exper. Zool., vol. 19. 



Jennings, H. S. 1916 Heredity, variation and the results of selection in the 

 uniparental reproduction of Difflugia corona. Genetics, vol. 1. 



JoHANNSEN, W. 1909 Elemente der exakten Erblichkeitslehre. Jena. 



Jones, D. F. 1918 The effects of inbreeding and crossbreeding upon develop- 

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Jordan, H. E. 1911 The spermatogenesis of the opossum. Arch. Zellforsch., 

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King, Helen Dean 1907 Food as a factor in the determination of sex in am- 

 phibians. Biol. Bull., vol. 13. 



1911 Studies on sex determination in amphibians. IV. The effects 

 of external factors, acting before or during the time of fertilization, 

 on the sex ratio of Bufo lentiginosus. Biol. Bull., vol. 20. 



1911 a The sex ratio in hybrid rats. Biol. Bull., vol. 21. 



1912 Studies on sex determination in amphibians. V. The effects 

 of changing the water content of the egg, at or before the time of 

 fertilization, on the sex ratio of Bufo lentiginosus. Jour. Exper. 

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1915 Growth and variability in the body weight of the albino rat. 

 Anat. Rec, vol. 9. 



1915 a On the weight of the albino rat at birth and the factors that 

 influence it. Anat. Rec, vol. 9. 



1916 On the postnatal growth of the body and of the central nervous 

 system in albino rats that are undersized at birth. Anat. Rec, vol. 11. 

 1916 a The relation of age to fertility in the rat. Anat. Rec, vol. 11. 

 1918 Studies on inbreeding. I. The effects of inbreeding on the 

 growth and variability in the body weight of the albino rat. Jour. 

 Exper. Zool., vol. 26. 



1918 a Studies on inbreeding. II. The effects of inbreeding on the 



fertility and on the constitutional vigor of the albino rat. Jour. 



Exper. Zool.. vol. 26. 



1918 b Studies on inbreeding. III. The effects of inbreeding, with 



selection, on the sex ratio of the albino rat. Jour. Exper. Zool., vol. 27. 

 King, Helen Dean, and Stotsenburg, J. M. 1915 On the normal sex ratio 



and the size of the litter in the albino rat (Mus norvegicus albinus). 



Anat. Rec, vol. 9. 

 Kirkham, W. B., and Burr, H. S. 1913 The breeding habits, maturation of 



eggs and ovulation of the albino rat. Am. Jour. Anat., vol. 15. 

 KoLAZY, J. 1871 t)ber die Lebensweise von Mus rattus, varietas alba. Ver- 



handl. zool. bot. Gesellsch., Wien. 



