Agonopterix argillacea, an early spring moth, attracted to the light on the porch. Temperature 44 degrees F.
This species is in flight from spring to fall but is most commonly seen in April and May. Larval host plants are willows (Salix spp.).
''Agonopterix argillacea'' is a moth in the Depressariidae family. It was described by Walsingham in 1881. It is found in North America, where it has been recorded from California to British Columbia and in Manitoba, Ontario, New Brunswick, Nova Scotia, Michigan, South Dakota, Illinois, Texas, Florida and Utah.
The wingspan is 14–21 mm. The forewings are pale greyish-ochreous, irrorated with blackish fuscous scales. The pale basal patch is diffused along the costal margin, but bounded.. more