PiatTeE XI 
Fig. 42. Pyrgota valida Harr., female. Enlarged. 
Fig. 43,44. Grubs showing Mermis parasites within body. Natural size. 
Fig. 45. Mermis, or hairworms, obtained from white-grubs. Natural size 
Fig. 46, 47. Plectana stellata Hentz, male and female. (After McCook. ) 
