Anicla infecta - Hodges#10911 (Green Cutworm Moth).
 
 
 
Size: approx. 20 mm. Photo: 10/13/11, 8 pm.


This common insect is a Green Cutworm Moth (Anicla infecta). It can be found throughout large parts of the Americas. The larvae feed on grasses, beets, and tobacco. The caterpillars are green and unremarkable.  
 

 
bug guide (this photo):
http://bugguide.net/node/view/587192