Euxoa cooki. Synonymy from Lafontaine (1987).
<ul>
      <li>Lafontaine JD (1987) Noctuoidea: Noctuidae (part): Noctuinae (Part - Euxoa). In: Dominick R.B. et al. (eds) The Moths of North America. Fascicle 27.2. The Wedge Entomological Research Foundation, Washington. 237 pp.</li>
  </ul>