378 



SIE J. LTJBBOCK ON ANTS, BEES, AND WASPS. 



an intermediate D E, HI, and an outer piece B C, K L, each 

 of these three pieces being capable of separate rotation. 



/■, w .K l 



Fig. 1. 



Fie. 2. 



I tlien connected the table with a nest of Lasius niger by a 

 paper bridge A, and also made a paper path across the table, as 

 shown in fig. 2, divided into five pieces corresponding to the divi- 

 sions of the table. This I did because I found that the ants 

 wandered less if they were provided with a paper road than if they 

 walked actually on the wood itself. I then placed a cup con- 

 taining larvae on the table at B, and put an ant on the larvse. 

 She at once picked one up, and, with some little guidance from 



