Parastichtis suspecta. Synonymy from Kononenko et al. (1989) and Mikkola et al. (1991).
<ul>
      <li>Kononenko VS, Lafontaine JD, Mikkola K (1989) An annotated check list of noctuid moths (Lepidoptera, Noctuidae) of Beringia. Entomologicheskoe Obozrenie 68: 549-567. Reprinted in English in Enomological Review 69: 17-138, 1990.</li>
      <li>Mikkola K, Lafontaine JD, Kononenko VS (1991) Zoogeography of Holarctic species of Noctuidae (Lepidoptera): importance of the Beringian Refuge. Entomologica Fennica 2: 1-17.</li>
  </ul>