302 PROCEEDINGS OF THE ACADEMY OF [Apr., 



Oil of thyme: 



14 vibrated antennae. 

 5 moved away quickly. 

 2 vibrated antennae and moved away. 

 1 moved backward quickly. 

 1 arose quickly. 

 . 1 vibrated antennae and moved one leg. 



1 arose slowly. 



Reaction time 2-3 seconds, average 2.48 seconds. 



Oil of wintergreen: 



8 moved away quickly. 



7 vibrated antennae. 



4 vibrated antennae and moved away. 



4 arose quickly. 



2 arose slowly. 



Reaction time 2-3 seconds, average 2.28 seconds. 



Honey and comb: 



16 vibrated antennae. 



5 moved antennae. 



1 moved antennae and moved backward. 

 1 arose quickly. 

 1 arose and vibrated antennae. 

 1 vibrated antennae and moved front legs. 

 Reaction time 2-7 seconds, average 3.68 seconds. 



Leaves and stems of pennyroyal: 



17 vibrated antennae. 



3 moved antennae. 

 3 arose slowly. 



1 arose quickly. 



1 moved away quickly. 



Reaction time 2-3 seconds, average 2.48 seconds. 



Formic acid: 



13 vibrated antennae. 

 5 moved away slowly. 



2 vibrated antennae and arose slowly. 

 2 arose quickly. 



1 moved backward slowly. 

 1 moved away quickly. 

 1 vibrated antennae and moved away. 

 Reaction time 2-5 seconds, average 3.40 seconds. 



The average reaction time of all six odors for the 25 males tested 

 is 2.74 seconds. These males were very active and agile, but quite 

 restful, and they were easily tested. They lived from 4 to 133 days, 

 with 23 days and 9 hours as an average. 



