Pseudeva purpurigera, the western straight-lined looper, is a moth of the family Noctuidae. The species was first described by Francis Walker in 1858. It is found in the Rocky Mountains from south-west Alberta to New Mexico and east to New England and Newfoundland.

Pseudeva purpurigera
Scientific classification
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P. purpurigera
Binomial name
Pseudeva purpurigera
(Walker, 1858)
Synonyms
  • Deva purpurigera Walker, 1858

The wingspan is 28–34 mm. Adults are on wing from July to August depending on the location. There is one generation per year.

The larvae feed on Thalictrum.

References

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  • Anweiler, G. G. & Robinson, E. "Species Details Pseudeva purpurigera". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved November 14, 2020.