Pl.ATK 7 



Nests of a Mason-wasp 



Page 76 



This cluster of cells atlacliccl to a plant stem an- Imill up of imul in which 



small stones arc embedded. They are each stored with about sixteen small 



caterpillars and a sin^'lc egg of the mason. Magnified four limes. 



PUolo by 4itllior 



