Previously listed as a distinct species ( D'Abrera 1982, Munroe 1961), but now regarded (by Collins & Morris 1985, Tsukada & Nishiyama 1982: 307) as an interspecific hybrid between Papilio nephelus and Papilio polytes.
Papilio ulysses | Papilio machaon | Papilio | Papilio rutulus | Papilio rex | Papilio ophidicephalus | Papilio glaucus | Papilio cyproeofila | Papilio xuthus | Papilio polyxenes | Papilio polytes | Papilio mayo | Papilio homerus | Papilio gallienus | Papilio erithonioides | Papilio echerioides | Papilio demoleus | Papilio canadensis | Papilio appalachiensis | Papilio antimachus | Papilio alexanor |