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Fig. 266. — Army-worm Moth, Cirphis unipuncfa, and its ecological rela- 

 tionships with other Insects, a, adult Moth; b, full-grown larva; c, eggs; 

 d, pupa in soil; e, parasitic Fly, Winthemia, laying eggs on an Army- worm; 

 /, Ground Beetle, Calosoma, preying upon an Army- worm, and, at right, 

 Calosoma larva emerging from burrow; g, a Digger Wasp, Sphex, carrying an 

 Army- worm to its burrow; h, a wasp-like parasite of the Army- worm. (From 

 U. S. Department of Agriculture.) 



