35° 
The Ohio Naturalist. 
[Vol. VIII, No. 7, 
is actual piracy, stream robbing or stream capture, and may be 
associated with superposition of streams or rejuvenation, but 
is a common accompaniment of crustal tilting or shifting of 
shorelines. 
The case at Lakeville is an example of the first kind, simple 
diversion, where streams have been forced out of their former 
courses and have been obliged to pursue new courses ever since. 
