Thk Digger-Wasp and the Cicada. 



Oiu- ot the largest and lurccst of wasps is shown, nearly twice tlu' actu.il size, in the act of carrying a cicada to its nost. In one of its cells 

 underground its full-grown grub js seen feeding upon a cicada ; and in the other cell a grub is spinning its cocoon prior to changing to the 

 chr>-salis. In the middle of the cocoon will be seen the pore-like openings always left as though for the respiration of the Insect within. 



157 



