Epinotia trigonella (Birch Epinotia)
Attracted to an incandescent porch light. Temperature 49 deg. F (9.4 C). Length about 9.5 mm.
Occurs in the Palearctic and also in North America where it is uncommon and with most records from New Hampshire, Maine, New Brunswick, Quebec, and Ontario (http://mothphotographersgroup.msstate.edu/large_map.php?hodges=3280). One other Minnesota record from Little Marais near Lake Superior.
''Epinotia trigonella'', the birch epinotia moth, is a species of moth of the family Tortricidae. It is found in most of Europe, east to the eastern Palearctic ecozone. It is also found in North America.
The wingspan is 16–21 mm. Adults are on wing from August to September. The larvae feed on ''Betula'' species. They feed between folded or spun leaves of their host plant.