The Narrow-winged Borer (Photedes defecta, until recently Hypocoena defecta) is a species of moth of the Noctuidae family. It is found from Maryland and Massachusetts north to New Brunswick, west to North Dakota and British Columbia. The wingspan is 25–27 mm. Adults are on wing from July to September. There is one generation per year, but there might be a smaller second brood in mid to late September.