The Dimorphic Bomolocha, Dimorphic Hypena or Toothed Snout-Moth (Hypena bijugalis) is a moth of the Noctuidae family. It is found from Nova Scotia across southern Canada to Vancouver Island, south to over the whole United States to Florida. The wingspan is 24–31 mm. The moth flies from April to September depending on the location. There are two generations in much of the east. More generations southward. The larvae feed on Cornus sericea and perhaps other Cornus species.