Implicitly treated as a subspecies of Amplypterus gannascus by Cary, 1951, Trans. Amer. Ent. Soc.77: 89, who thereby made the name available. Re-Synonymized with the nominotypical subspecies as an individual form by Bridges, 1993, Cat. Fam. Gen. Spec. Sphingidae of the World: VIII.1. Raised to species status by Vaglia & Haxaire, 2005, Lambillionea105: 18.