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United States Department of Agriculture

Agricultural Research Service

KEY TO SELECTED PYRALOIDEA (LEPIDOPTERA)
LARVAE INTERCEPTED AT U. S. PORTS OF ENTRY
Couplet 40
Prespiracular shield of prothorax extending below and behind spiracle (Figs. 82, 83)......................41
Prespiracular shield of prothorax not extending below and behind spiracle, but may completely enclose the spiracle (Figs.85, 87).......................................................................................................42
Go back to couplet 38



Last Modified: 3/25/2011