f 79 J 
frogs. Notwithftanding this they fhewed 
much vigour, and I was not able to fup- 
prefs their movements, although they were 
immerfed a fecond, and even a third time 
in the fame folution. 
Experiment LXV. 
I repeated this experiment. The folu¬ 
tion remained between the fkin and the 
mufcles for twelve minutes. The move¬ 
ments did not take place. 
Experiment LXVI. 
In a third frog,, the folution was fuffered 
to remain for fourteen minutes. The ex¬ 
citer only produced fome flight fhocks. 
Experiment LXVII. 
Four frogs were all at once made the 
fubjedts of the fame experiment. One 
was fliocked flightly, the others with the 
greateft fmartnefs. The folution em- 
* ployed 
