Black cutworm (closeup)
Black cutworm has four tubercles of unequal diameter on the top of each body segment.
This image appears in the following articles:Early cutworm scouting for southern Iowa (May, 2001)
Scout for cutworms in seedling corn (May, 1999)
Realistic expectations for herbicides (May, 1998)
Scout for cutworms in southern Iowa (May, 1997)