[1911] 



Larva of Calosoma Sycophanta. 



177 



At 12.45 A. m., the larva was very weak, it had scarcely 

 moved during the last hour, and remained in a humped-up 

 position. If touched with a pencil point, it would jump, but 

 would not move either forward or backward. Between 8.25 

 p. M., June 20, and 1.40 A. M., June 21, the larva rested 4 hours, 

 15 minutes. 



a iwmzz 



t )-p — fn-t ri ; -rt I m rHi '--t n ' rl " 



Fig. 2. Distance traveled by larva during the last twenty-four hours. Fig- 

 ures at left indicate number of feet each small horizontal space indicates a fifteen 

 minute interval. 



Mr. H. E. Smith, who was on duty at the time, noted that 

 the larva did not move from 1.45 A. M. to 2.30 A. M., when it 

 backed 34 of an inch, remaining thus until 3.25 A. m., when it 

 turned half way round in its tracks. The line from 1.45 A. M. 

 to 4 A. m. was all backed over, except in a small circle which was 

 traveled in the normal . manner. At 3.55 A. M. the larva fell 



