| Mamestra configurata | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Lepidoptera |
| Superfamily: | Noctuoidea |
| Family: | Noctuidae |
| Genus: | Mamestra |
| Species: | M. configurata |
| Binomial name | |
| Mamestra configurata Walker, 1856 | |
| Synonyms | |
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Mamestra configurata, commonly known as the Bertha armyworm, is a moth of the family Noctuidae. It is found in the western part of North America (including Alberta, British Columbia, Washington, New Mexico, California) and Mexico.
Full-grown larvae drop to the ground in mid to late August to pupate.