The name Papilio arcas has been applied by authors to several different species of butterfly:

• Papilio arcas Drury, 1773 now referred to Ephyriades arcas (Hesperiidae)
• Papilio arcas Rottemburg, 1775 now referred to Maculinea nausithous (Lycaenidae)
• Papilio arcas Cramer, 1777 now referred to Pandemos pasiphae (Riodinidae)
• Papilio arcas Stoll, 1782 now referred to Parides eurimedes eurimedes (Papilionidae)
• Papilio arcas Fabricius, 1787 now referred to Lycaena orus (Lycaenidae)

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