Lasionycta impingens. Subspecific classification from Crabo and Lafontaine (2009).
<ul>
      <li>Crabo LG, Lafontaine JD (2009) A revision of Lasionycta Aurivillius (Lepidoptera, Noctuidae) for North America and notes on Eurasian species, with descriptions of 17 new species, 6 new subspecies, a new genus, and 2 new species of Tricholita Grote. ZooKeys 30: 1-156.</li>
  </ul>