424 N. E. McINDOO 



1 turned around and worked mouth-parts. 



1 turned to one side quickly. 

 Reaction time, 4 to 8 seconds; average, 5.8 seconds. 

 Oil of thyme: 



5 raised front legs quickly and moved antennae. 



3 moved away slowly. 

 1 arose quickly. 



1 turned around slowly. 



Reaction time, 3 to 15 seconds; average, 7 seconds. 

 Oil of winter green: 



4 moved away slowly. 



2 arose quickly. 



2 moved backward slowly. 

 1 raised front leg. 



1 moved body slightly. 



Reaction time, 4 to 15 seconds; average, 7.3 seconds. 

 Oil of lemon: 



3 moved backward quickly. 



2 moved away slowly. 



2 tried to get at source of odor through wire-screen. 

 1 raised front legs slowly. 



1 arose slowly. 



1 turned to one side quickly. 

 Reaction time, 3 to 10 seconds; average, 4.3 seconds. 

 Dried leaves of pennyroyal: 



4 moved away slowly. 



3 moved body slightly. 

 1 arose slowly. 



1 moved front leg. 



1 moved to one side. 

 Reaction time, 5 to 25 seconds; average, 14.8 seconds. 

 Bran mash (their food in captivity) : 



4 moved away slowly. 

 3 arose quickly. 



1 moved to one side quickly. 

 1 moved body slightly. 



1 tried to get at source of odor through wire-screen. 

 Reaction time, 5 to 20 seconds; average, 11 seconds. 



