100 Annals Ejitomological Society of America [Vol. XII, 



EXPLANATION OF PLATE VL 



Chlaenius impunctifrons Say. 



Fig. 1. Egg, length 2.28 mm. . 



Fig. 2. Pupa, ventral view, length 10.28 mm. 



Fig. 3. Larva, first instar, length 7.43 mm. 



Fig. 4. Larva, third instar, length 14.57 mm. 



Fig. 5. Mud cell on leaf. Opened to expose egg inside. 



Fig. 6. Adult beetle, length 13.7 mm. 



Fig. 7. Larva, second instar, length 10.28 mm. 



Figures 2, 3, 4, 6 and 7 all drawn to the same scale. 

 P. W. Claassen, Del. 



