162 NAOKI SUGITA 
LITERATURE CITED 
ALLEN, Ezra 1916 Studies in cell division in the Albino rat (Mus norvegicus 
var. alba). II. Experiments: on technique, with description of a 
method for demonstrating the cytological details of dividing cells in 
brain and testis. Anat. Rec., vol. 10, pp. 565-586. 
Donatpson, H. H. 1915 The Rat. Memoirs of The Wistar Institute of Anat- 
omy and Biology, no. 6. 
Donatpson, H. H., anp Harar, S. 1911 A comparison of the Norway rat with 
the albino in respect to body length, brain weight, spinal cord weight 
and the percentage of water in both the brain and spinal cord. Jour. 
Comp. Neur., vol. 21, pp. 417-458. 
IseNScHMID, Ropert 1911 Zur Kenntnis der Grosshirnrinde der Maus. Ab- 
handl. der Kénigl. Preussischen Akad. d. Wissenschaften. 
Kine, Heten Dean 1910 The effects of various fixatives on the brain of the 
albino rat, with an account of a method of preparing this material 
for a study of the cells in the cortex. Anat. Rec., vol. 4, pp. 213-244. 
SteraNowska, MicuHerine 1898 Evolution des cellules nerveuses corticales 
chez las souris aprés la naissance. Annales de la Soc. Royale des 
Sciences méd. et naturelles de Bruxelles, vol. 7. 
’ Sucira, Naoxi 1917 a Comparative studies on the growth of the cerebral 
cortex. II. On the increase in the thickness of the cerebral cortex 
during the postnatal growth of the brain. Albino rat. Jour. Comp. 
Neur., vol. 28, no. 3. 
1918 Comparative studies on the growth of the cerebral cortex. 
III. On the size and shape of the cerebrum in the Norway rat (Mus 
norvegicus) and a comparison of these with the corresponding charac- 
ters in the albino rat. Jour. Comp. Neur., vol. 29, no. 1. 
1918 a Comparative studies on the growth of the cerebral cortex. 
IV. On the thickness of the cerebral cortex of the Norway rat (Mus 
norvegicus) and a comparison of the same with the cortical thickness 
in the Albino. Jour. Comp. Neur., vol. 29, no. 1. 
1918 b Comparative studies on the growth of the cerebral cortex. 
V. Part I. On the area of the cortex and on the number of cells in a 
unit volume, measured on the frontal and sagittal sections of the 
albino rat brain, together with the changes in these characters ac- 
cording to the growth of the brain. Part II. On the area of the 
cortex and on the number of cells in a unit volume, measured on the 
frontal and sagittal section of the brain of the Norway rat (Mus 
norvegicus), compared with the corresponding data for the albino rat. 
Jour. Comp. Neur., vol. 29, no. 2. 
