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EXPLANATION OF PLATE IV 



Figs. 1 and 2. Agriotes obscurus, L. Larvae in 1st instar: about six weeks old. 

 Magn. X 40 approx. 



[Photos, by Flatters & Garnett, Ltd. 

 Fig. 3. Larva of Agriotes obscurus attacked by Isaria sp. 



[Photo, by W. F. Bewley. 



