Leuroglossus stilbius Gilbert, 1890.

California Smoothtongue. To 20 cm (7.9 in) TL (Kamikawa 2017). Washington State (Kamikawa 2017) to Peru (Nakaya et al. 2009), including Gulf of California (Miller and Lea 1972). Leuroglossus stilbius urotranus reported from Chile (Pequeño 1989) is considered Leuroglossus urotranus Bussing, 1965 (Fricke et al. 2020). Epipelagic to mesopelagic; depth: surface (nightlight; Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California), 13 m to perhaps 3,824 m (42-12,542 ft) (min.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California; max.: Personal communication: Los Angeles County Museum of Natural History Fish Collection, Los Angeles, California). A number of “ Leuroglossus stilbius ” in the University of Washington collection are listed as having been captured off Alaska—these should be considered as Leuroglossus schmidti Rass, 1955 (Katherine Maslenikov).