Ooctonus occidentalis Whittaker, 1931: 191. Lectotype ♀ (NHMUK), designated by Huber, 2012: 41. TL: Canada, British Columbia, Hollyburn. Whittaker, 1931: 192 (key); Peck, 1951: 411 (catalogue); Peck, 1963: 19 (catalogue); Burks, 1979: 1027 (catalogue); Yoshimoto, 1990: 36 (list); Huber, 2012: 21 (key), 41 (description, distribution).
Distribution. Canada: BC. USA: AK, CA, OR, WA.