410 AN INTRODUCTION TO MODERN GENETICS 



BAUCH, R. 1930. TJber multipolare Sexualitat bei Ustilago longissima. 

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193 1. Geographische Verteilung und fimktionelle Differenzierung der 

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BAUER, H. 1935. Die Speicheldrusenchromosomen der Chironomiden. 



Naturwiss. 23. 378 

 BAUR, E. 1932. Artumgrenzung und Artbildung in der Gattung Antirrhinum, 

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 FISCHER, E., and lenz, f. 1931. Human heredity. London. 325 

 BATESON, w. 1894. Materials for the study of variation. London. 207 



1930. Mendel's principles of heredity, 4th ed. Cambridge. 24, 33, 160 

 BEADLE, G. w. 1932. The relation of crossing over to chromosome association 

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1933. Further studies of asynaptic maize. Cytologia U. 92 



and EMERSON, s. 1935. Further studies of crossing-over in attached x 



chromosomes of Drosophila melanogaster . Gen. 20. 129 

 and EPHRUSSi, b. 1937. Development of eye colours in Drosophila: 

 diffusible substances and their interrelations. Gen. 22. 177 

 becher, e. 1938. Die Gen-Wirkstoff-Systeme der Augenausfarbung bei 



Insekten. Naturwiss. 26. 177 

 BELAR, K. 1926. Zur Cytologie von Aggregata eberthi. Arch. Prot. 53. 42 



1927. Beitrage zur Kenntnis des Mechanismus der indirekten Kern- 

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1929. Beitrage. IL Arch. Entw. mech. 118. 364 



1928. Die Cytologischen Grundlagen der Vererbung. Berlin. 34, 113 

 BELGOVSKY, M. L., and MULLER, H. J. 1938. Further evidence of the prevalence 



of minute rearrangements, etc. Gen. 23. 390 

 BELLING, J. 1931. Chiasmas in flowering plants. U.C.P. Bot. 16. 121 



1927. The attachment of chromosomes at the reduction division in 

 flowering plants. Gen. 18. 109 



1926. The structure of chromosomes. J. Exp. Biol. 3. 378 



1928. The ultimate chromomeres of Lihum and Aloe with regard to the 

 numbers of genes. U.C.P. Bot. ^A. 378 



1931a. Chromomeres of Lilhacaeus plants. U.C.P. Bot. 16. 378 

 1933- Crossing over and gene rearrangement in flowering plants. Gen. 18. 

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 BERGMANN, M., and NIEMANN, c. 1 937. Newer biological aspects of protein 



chemistry. Sci. 86. 393, 398 

 BERNSTEIN, F. 1931. Die geographische Verteilung der Blutgruppen und 

 ihre anthropologische Bedeutung. Int. Cong. Stud. Pop. Prob. Rome. 



343 

 BLACKER, c. P. 1934. The chances of morbid inheritance. London. 325 

 BLAKESLEE, A. F. 1929. Cryptic types in Datura due to the chromosome 



interchange and their geographical distribution, jf. of Heredity y 20. 



268 



1930. Extra chromosomes: a source of variations in the Jimson weed. 

 Smithsonian Report. 84, 108 



1932. The species problem in Datura. Proc. 6th Int. Cong. Gen. 1. 269 



1934. New Jimson weeds from old chromosomes. J. Hered. 25. 84, 

 108, 170 



and AVERY, A. 1937. Methods of inducing doubling of chromosomes in 

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