Rhyacia is a genus of moths of the family Noctuidae.
Species Rhyacia arenacea (Hampson, 1907) Rhyacia caradrinoides (Staudinger, 1896) Rhyacia clemens (Smith, 1890) Rhyacia electra (Staudinger, 1888) Rhyacia helvetina (Boisduval, 1833) Rhyacia junonia (Staudinger, 1881) Rhyacia ledereri (Erschoff, 1870) Rhyacia lucipeta ([Schiffermüller], 1775) Rhyacia nyctymerides (O. Bang-Haas, 1922) Rhyacia nyctymerina (Staudinger, 1888) Rhyacia quadrangula (Zetterstedt, 1839) Rhyacia simulans (Hufnagel, 1766)
References Natural History Museum Lepidoptera genus database Rhyacia at funet