262 BIBLIOGRAPHY 



JENNINGS, H. S., 1908. Heredity, Variation and Evolution in 



Protozoa, II. Proc. Am. Phil. Soc., XLVIL 

 JENNINGS, H. S., 1909. Heredity and Variation in the Simplest 



Organisms. Amer. Nat., XLIII. 



JENNINGS, H. S., 1910. Experimental Evidence of the Effective- 

 ness of Selection. Amer. Nat., XLIV. 



JENNINGS, H. S., 1911. Assortative Mating, Variability and In- 

 heritance of Size in the Conjugation of Paramoecium. Jour. 



Exp. Zool, XI. 

 JENNINGS, H. S., 1911. Pure Lines in the Study of Genetics in 



Lower Organisms. Amer. Nat., XLV. 

 JENNINGS, H. S., 1913. The Effect of Conjugation in Paramecium. 



Jour. Exp. Zool., XIV. 

 JENNINGS, H. S., and G. T. HARGITT, 1910. Characteristics of the 



Diverse Races of Paramecium. Jour. Morph., XXI. 

 JENNINGS, H. S., and K. S. LASHLEY, 1913. Biparental Inheritance 



and the Question of Sexuality in Paramecium. Jour. Exp. 



Zool, XIV. 

 JOHANNSEN, W., 1909. Elemcnte der exakten Erblichkeitslehre. 



Jena. 

 JOHANNSEN, W., 1911. The Genotype Conception of Heredity. 



Am. Nat., XLV. 

 JONES, W. N., 1912. Species Hybrids of Digitalis. Jour. Genet., 



II. 



KAHLE, W., 1908. Die Pa3dogenesis der Cecidomyiden. Stuttgart. 

 KEEBLE, F., and C. PELLEW, 1910. The Mode of Inheritance of 



Stature and of Time of Flowering in Peas (Pisum sativum). 



Jour. Genet., I. 

 KELLOGG, V. L., 1907. Some Silkworm Moth Reflexes. Biol. 



Bull., XII. 

 KELLOGG, V. L., 1907. Artificial Parthenogenesis in the Silkworm. 



Biol. Bull, XIV. 

 KELLOGG, V. L., 1911. An Experiment in Double Mating. Science, 



XXXIII. 

 KING, H. D., 1907. Food as a Factor in the Determination of Sex 



in Amphibians. Biol. Ball, XIII. 

 KING, H. D., 1909. Studies on Sex-Determination in Amphibians. 



II. Biol. Bull, XVI. 



