Catocala parta
Introduction '''''Catocala parta''''', the '''mother underwing''', is a moth of the family Erebidae. The species was first described by Achille Guenée in 1852.It is found in North America from Nova Scotia south to Maryland and Kentucky, west to southern Saskatchewan and Alberta, western Montana, and Utah.The wingspan is 70–78 mm. Adults are on wing from August to September depending on the location.The larvae feed on ''Populus'' and ''Salix'' species.
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