566 SHINKISHI HATAI 
LITERATURE CITED 
Bateson, W. 1909 Mendel’s principles of heredity. Univ. Press. Cam- 
bridge. Also G. P. Putnam’s Sons, New York, 393 pp. 
CastLe, W. E. 1909 Studies of inheritance in rabbits. Carnegie Inst. of 
Wash., no. 114, pp. 1-10. 
1911 Heredity in relation to evolution and animal breeding. D. 
Appleton & Co., New York and London, 184 pp. 
Darwin, C. 1883 Variations of animals and plants under domestication 2nd 
‘ed. D. Appleton & Co., New York and London. 
Donautpson, H. H. 1908 A comparison of the albino rat with man in respect 
to the growth of the brain and of the spinal cord. J. Comp. Neur., 
vol. 18, pp. 345-390. 
. Donaupson, H. H. anp Haratr, S. 1911 A comparison of the Norway rat with 
the albino rat in respect to body length, brain weight, spinal cord weight 
and percentage of water in both the brain and the spinal cord. J. 
Comp. Neur., vol. 21, pp. 417-458. 
Harar, S. 1907 On the zodlogical position of the albino rat: Biol. Bull., vol. 
12, pp. 266-273. 
1911 The Mendelian ratio and blended inheritance. Amer. Nat., 
vol. 45, pp. 99-106. 
LApiIcguE, L. AND GrirarbD, P. 1907 Sur le poids de l’éncéphale chez les animaux 
domestiques. Compt. rend. Soc. de Biol., vol. 62, p. 1015. 
