Potanthus omaha, commonly known as the lesser dart, is a species of skipper butterflies. It is found in Australia, Indochina, Malaysia, Singapore, the Philippines, India and Indonesia. It includes the following subspecies:

• Potanthus omaha bione Evans, 1949 - endemic to Mindanao, Philippines
• Potanthus omaha copia (Evans, 1932)
• Potanthus omaha omaha (H. Edwards, 1863)
• Potanthus omaha maesina (Evans, 1934) - occurs mainly in Borneo but also found in the Tawi-tawi, Philippines
• Potanthus omaha nita (Evans, 1934) - found in Indonesia, Indonesia; possibly conspecific to P. o. bione.

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