Har/ard College b brary 
Apr. 3. 1022 
Froii\ tuo Uni versity 
TRAHCFERRED TO 
KU^iEUr, Gf CCrrAHATIVE ZOOLOöV 
Referenten: Professor Dr. F. G. Schulze. 
Professor Dr. Brauer. 
Druck von G. Heinicke, Berlin NW. 7, 
