80 



PROCEEDINGS OF THE AMERICAN ACADEMY. 



TABLE XVIII. 



Reactions of Allolobophora foetida to Solutions of Hydrochloric and 

 Acetic Acids containing Equivalent Numbers of Hydrogen ions. 



HCl =0= 5^5 C2H4O2. 



TABLE XIX. 

 ¥55 CaHiOo. 



