Catocala herodias

Description

The herodias underwing or Gerhard's Underwing (Catocala herodias) is a moth of the family Erebidae. The nominate form is found in Texas and Oklahoma. Subspecies Catocala herodias gerhardi is found from Massachusetts, Connecticut, New York to Virginia. The gerhardi subspecies is listed as endangered in Connecticut. The wingspan is 55–65 mm. Adults are on wing from July to August depending on the location. There is probably one generation per year. The larvae feed on Quercus ilicifolia and Quercus rubra.