Tropidischia xanthostoma (Scudder, 1861)

Tropidischia xanthostoma: Vickery & Kevan, 1983: 327; Haberski et al., 2021: 49.

Remarks. In Alaska, this species was only found in a few southeastern islands situated along the coast of British Columbia. This species has also been reported from British Columbia, Washington, Oregon, and California.