248 KIYOSHI MASÜL 



Fance, B. T., 1917 a: The fixation of mammalian chromosomes. Anat. Eec. Vol. 12. 



, 1917 b: The diploitl chromosome complexes of the pig (Sus S'lrofa) and their variation. 



Jour. Jlorph. Vol. 12. 

 Heemaxs, f., 1397: Beitrage zur Kenntniss der Spermatogenese. Arch, ilikr. Anat. Bd. 50. 

 Heetwig, 0., 199G : Handbach der vergleichenden und experimentellen Entwicklungslehre der 



"Wirbeltiere. .Tena. 

 JoEDÄV, H. E., 1912: Spermatogenesis of the opossum (Didelphys virgiuiana) with special 



reference to the accessory chromosome and the chonlriosomes. .\rch. Zellf. Bd. 7. 

 .JoEDAS, H, E., 191-1: The spermatogenesis of the mongx>se ; and a further comparative study 



of mammalian spermatogenesis, with special reference to sex-chromosomes. Cameg. Inst. 



Publ. 

 Katsuki, K., 1918: Cylologiche Studien über die Samenzellen von Seidenraupen. Bull. imp. 

 sericult. exper. Stat. Tokyo. 



KiKKHAM, W. B , 1907 : The maturation of the Mouse Egg. Biol. Bull. Vol. 12. 

 TjONO, J. A. and Maek, E. L., 1911: The maturation of the egg of the mouse. Carn. Inst 



Publ. 

 llAstJi, K., 1919 : The spermatogenesis of domestic mammals. 



I. The spermatogenesis of the horse. Jour. Colle. Agri. Imp. üniver. Vol. 3. 



, 1919 : The spermatogenesis of domestic mammals. 



n. The spermatogenesis of cattle. Ibid. 

 JIetz, C. W., 1914: Chromosome studies in the Diptera. 



I. A preliminary survey of five different types of chromosome groups in the genus Droso- 



phila. Jour. exp. Zool. Vol. 17. 

 , 1916: Chromosome studies on the Diptera. 



II. The paired association of chromosomes in the Dii^tera, and its significance. Ibid. Vol. 21. 

 JIeves, Fr., 1898 ; Über Verhalten der Centralkörper bei der Histogenese der Snmenf ;iden von 

 Mensch und Eatte. Verh. Anat. Gesellsch. 12. 



, 1899 : Über Struktur und Histogenese der Samenfiiden des Meerschweinchens. Arch- 



mikr. Anat. Bd. 54. 

 , 1911 : Chromosomenliingen bei Salamandra nebst Bemerkungen zur Individualitätstheorie 



der Chromosomen. Ibid. Bd. 77. 

 MoNTOGOMBEi, Th. H., 1910. Ou the dimegalous sperm and chromosomal variation of Euschistua, 



with reference to chromosomal continuity. Areh. Zellf. Bd. 5. 



, 1911 : The spermatogenesis of an Hemipteron, Euschistus. Jour. Morph. Vol. 22. 



MoBSE, 1909 : The nuclear components of the sex cells < f four species of cockroachea Arch. 



Zellf. Bd, 3. 

 IsACHTSHEiM, H., 1913: Cytologische Studien über die Geschlechtbestimmnng bei Honigbiene. 



Ibid. Bd. 11. 

 Otts, H., 19C7 : Samenreifung xind Samenbildung bei Locusta viridissima. Zool. .Tahrb. Bd. 24. 

 I'armester, C L., 1919 : Chromosome niunber and pairs in the somatic mitoses of Ambystomum. 



Jour. Morph. Vol. 33. 



