632 APPENDIX IV 



OsTENFELD, C. H., and Rosenberg, O., 1907, Experimental and Cytological 

 Studies in the Hieracia II. O. Rosenberg : Cytological studies on the 

 apogamy in Hieracium. D. Bot. Tidsskr., 28, 143-170. 



Overeem, C, van, 192 1, tJber Formen mit abweichender Chromosomenzahl 

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Overeem, C. van, 1922, tJber Formen mit abweichender Chromosomenzahl bei 

 CEnoihera. Fortschritt. Beih. Bot. Zbl., 39, 1-80. 



Overton, J. B., 1904, Uber Parthenogenesis bei Thalictrum purpurascens. 

 Ber. deuts. hot. Ges., 22, 274-283. 



Overton, J. B., 1909, On the Organisation of the Nuclei in the Pollen-Mother- 

 Cells of certain plants, with special reference to the Permanence of the 

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Pace, L., 1913, Apogamy in Atamasco. Bot. Gaz., 56, 376-394. 



Painter, T. S., 1921, Studies in reptilian spermatogenesis I. The spermato- 

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Painter, T. S., 1923, Studies in mammalian spermatogenesis. II. Spermato- 

 genesis of man. /. Exper. Zool., 37, 291-321. 



Painter, T. S., 1924, Studies in mammalian spermatogenesis III. The fate 

 of the chromatin-nucleolus in the opossum. /. Exper. Zool., 39, 197-247. 



Painter, T. S., 1925, A Comparative Study of the Chromosomes of Mammals. 

 Amer. Nat., 59, 385-409. 



Painter, T. S., 1927, The Chromosome Constitution of Gates' " Non- 

 disjunction " (v-o) Mice. Genetics, 12, 379-392. 



Painter, T. S., 1934 ^' A new method for the study of chromosome aberrations 

 and the plotting of chromosome maps in Drosophila melanogaster. 

 Genetics, 19, 175-188. 



Painter, T. S., 19346, The morphology of the X-chromosomes in salivary 

 glands of Drosophila melanogaster and a new type of chromosome map 

 for this element. Genetics, 19, 448-469. 



Painter, T. S., 1935, The morphology of the third chromosome in the salivary 

 gland of Drosophila melanogaster and a new cytological map of this 

 element. Genetics, 20, 301-326. 



Painter, T. S., and Muller, H. J., 1929, Parallel Cytology and Genetics of 

 induced translocations and deletions in Drosophila. /. Hered., 20, 287- 

 298. 



Painter, T. S., and Stone, W., 1935, Chromosome fusion and speciation in 

 Drosophila. Genetics, 20, 327-341. 



Pariser, K., 1927, Die Zytologie und Morphologic der triploiden Intersexe 

 des riickgekreuzten Bastards von Saturnia pavonia L. und Saturnia pyri 

 Schiff. Zeits.f. Zellforsch. u. mikr. Anat., 5, 415-447. 



Parnell, F. R., 192 1, Note on the Detection of Segregation by examination 

 of the pollen of rice. /. Genet., 11, 209-212. 



Patau, K., 1935, Chromosomenmorphologie bei Drosophila melanogaster und 

 Drosophila simulans und ihre genetische Bedeutung. Naturwiss, 23, 



537-543- 

 Patterson, J. T., 1933, The mechanism of mosaic formation in Drosophila. 



Genetics, 18, 32-52. 

 Patterson, J. T., 1935, The question of delayed breakage in the chromosomes 



of Drosophila. /. Exp. Zool., 70, 233-242. 

 Patterson, J. T., and Hamlett, G. W. D., 1925, Haploid males in Para- 



copidosomopsis. Science, 61, 89. 

 Patterson, J. T., and Muller, H. J., 1930 d. Are " Progressive " Mutations 



produced by X-rays ? Genetics, 15, 495-578, 



