ILLUSTRATIONS. 



PLATE. 



Page. 



Plate I. Work of the locust borer ( C>/llene robinia') 1 2 



TEXT FIGURES. 



Fig. 1. The locust borer ( Cyllene robinix) : larva 2 



2. The locust borer {Cyllene robinix): eggs, larva? from hibernation cells. 3 



3. The locust borer ( Cyllene robinix) : male and female beetles 4 



4. The locust borer ( Cyllene robinise) : pupa 5 



5. The locust borer ( Cyllene robinise) : hibernation or larval cells 10 



6. The locust borer (CV^ene ro//mia'): reproductive organs of female 11 



IV 



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