244 



HEAT AND PROTOPLASM 



[Ch. vin 



TABLE XX* 



Determinations of the Ultramivimcm of Organisms Reared under 

 Normal Conditions 



* Temperatures all in degrees Centigrade. — before a number indicates below 

 zero, — or + after a number indicates that the true lethal temperature lay 

 slightly below or above that number. (.4) indicates that the organism was in air ; 

 ( W) , in water. 



