162 EXPERIMENT WITH FORMICA FUSCA. 



The details of this observation will be found in the 

 Appendix. 



Again, on July 11, 1875, I put out some pupa3 in a 

 saucer, and at 5.55 r.M. they were found by a F. fusca, 

 who as usual carried one ofif to the nest. 



At 6 P.M. she returned and took another. Again 



6. 1 « „ 



6. 3 ,., „ 



6. 4 



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6.12 ,, 



6.14 



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6.27 



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6.30 



