About Calyptra canadensis Bethune, 1865
Calyptra canadensis, commonly known as the Canadian owlet or meadow rue owlet moth, is a moth species belonging to the family Erebidae. It was first formally described by Charles J. S. Bethune in 1865. This moth is distributed across North America, ranging from Nova Scotia south to mountainous regions of North Carolina, west to Texas, and north to Saskatchewan; it is also occasionally recorded in Alberta. It is the only member of the genus Calyptra that inhabits North America. The wingspan of adult Calyptra canadensis measures 33 to 40 mm. Adult moths of this species feed on fruit. The flight period of adult moths runs from June to September, varying by location. The larvae of this species feed on plants in the genus Thalictrum.