LITERATURE 47 



11. Dodge, B. O., Nuclear phenomena associated with heterothalHsm and homo- 



thallism in the Ascomycete Neurospora, /. Agr. Research, 35, 289 (1927); 

 Unisexual conidia from bisexual myeelia, Mycologia, 20, 226 (1928); 

 Breeding albinistic strains of the Monilia bread mold, Mycologia, 22, 9, 

 (1930); Reproduction and inheritance in Ascomycetes, Science, 83, 169 

 (1936); Some problems in the genetics of the fungi, Science, 90, 379 

 (1939). 



12. Emmons, C. W., Pleomorphism and variation in the dermatophytes, Arch. 



Dermatol. Syphilol. (Chicago), 25, 987 (1932). 



13. Emmons, C. W., and A. Hollaender, The influence of monochromatic 



ultraviolet radiation on the rate of variant production in Trichophyton 

 mentagrophytes. Genetics, 24, 70 (1939) ; The action of ultraviolet radia- 

 tion on dermatophytes, II. Mutations induced in cultures of dermato- 

 phytes by exposure of spores to monochromatic ultraviolet radiation, 

 Am. J. Botany, 26, 467 (1939). 



14. Fabian, F. W., and N. B. McCullough, Dissociation in yeasts, J. Bad., 



27, 583 (1934). 



15. Grigoraki, L., Recherches cytologiques et taxonomiques sur les dermato- 



phytes, Ann. sci. nat. Botan., 7, 165 (1925). 



16. Haenicke, a., Vererbungsphysiologische Untersuchungen an Arten von 



Penicillium und Aspergillus, Z. Botan., 8, 225 (1916). 



17. Hanna, W. F., Studies in the physiology and cytology of Ustilago zeae and 



Sorosporium reilianum, Phytopathology, 19, 415 (1929). 



18. Hansen, H. N., and R. E. Smith, The mechanism of variation in imperfect 



fungi: Botrytis cinerea. Phytopathology, 22, 953 (1932); The origin of 

 new types of imperfect fimgi from interspecific co-cultures, Zcntr. Bakt., 

 Parisitenk., II, 92, 272 (1935). 



19. Kohlee, E., Beitrage zur Kenntnis der vegetativen Anastomosen der Pilze, 



Planta, 8, 140 (1929). 



20. Laibach, F., tJber Zellfusionen bei Pilzen, Planta, 5, 340 (1928). 



21. Lindegren, C. C, The genetics of Neurospora, I. The inheritance of re- 



sponse to heat-treatment, Bull. Torrey Botan. Club, 59, 85 (1932); II. 

 Segregation of the sex factors in the asci of A'', crassa, N. sitophila and 

 N. tetrasperma, Bull. Torrey Botan. Club, 59, 119 (1932) ; III. Pure bred 

 stocks and crossing-over in N. ci'assa. Bull. Torrey Botan. Club, 60, 133 

 (1933); IV. The inheritance of tan vs. normal, Am. J. Botany, 21, 55 

 (1934); V. Self-sterile bisexual heterokaryons, J. Genetics, 28, 425 (1934); 

 VI. Bisexual and akaryotic ascospores from A'', crassa. Genetics, 16, 315 

 (1934); VII. Developmental competition between different genotj'pes 

 within the ascus, Z. Indukt. Abstamm.-u. Vererbungsh., 68, 331 (1935). 



22. MACKINNON, J. E., Nuevo sentido de variacion eu Mycotorula albicans, 



Arch. soc. biol. Montevideo, 7, 162 (1936). 



23. N.^DSON, G., and G. Philippov, Influence des rayons x sur la sexualite et la 



formation des mutantes chez les champignons linferieurs (Mucorinees), 

 Compt. rend. soc. biol., 93, 473 (1925); De la formation de nouvelles 

 races stables chez les champignons inferieurs sous I'influence des rayons 

 X, Compt. rend., Acad. Sci. (Paris), 186, 1566 (1928). 



24. Negroni, P., Variacion hacia el tipo R. de Mycotorula albicans, Rev. soc. 



argentina biol., 11, 449 (1935); Ensayos para obtenir la reversion de la 



