3 lo"" 



AN ILLUSTRATED SYNOPSIS 



of 



THE PRINCIPAL LARVAL FORMS 



of 



THE ORDER COLEOPTERA 



By 



ADAM G. BOVING, Ph.D., 



Senior Entomologist, U. S. Bureau of Entomolof!}/, Washington, D. C. 



and 



F. C. CRAIGHEAD, Ph.D., 



Principal Entomologist, U. S. Bureau of Entomology, Washington, D. C. 



Published by the 

 Brooklyn Entomological Society 

 " Brooklyn, N. Y. 

 1931 



