Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Dusky Cutworm (Agrotis venerabilis) is a moth of the Noctuidae family. It is found from coast to coast from central Canada south to Mexico. The wingspan is about 37 mm. Adults are on wing from August to September depending on the location. The larvae feed on Medicago sativa, Trifolium, Nicotiana tabacum, Viola, Stellaria media, Avena sativa and Zea mays. The Noctuidae or owlet moths are a family of robustly-built moths that includes more than 35,000 known species out of possibly 100,000 total, in more than 4,200 genera. They constitute the largest family in the Lepidoptera.