Ambulyx sericeipennis subsp. luzoni (Clark, 1924)

HOLOTYPE ♀ Philippines: Luzon (NW), Baguio [CMNH]. Proposed as a subspecies of Oxyambulyx sericeipennis. Erroneously synonymized with the nominotypical subspecies by Bridges, 1993, Cat. Fam. Gen. Spec. Sphingidae of the World: VIII.2. Reinstated as a subspecies by Inoue, 1996, Bull Natn. Sci. Mus., Tokyo, Ser. A 22: 87.