Three new species of the genus Megapomponia (Hemiptera: Cicadidae) from Indochina, with a key to the species of Megapomponia

Three new cicadas are described from Thailand and Cambodia: Megapomponia atrotunicata Lee and Sanborn, sp. nov., Megapomponia sitesi Sanborn and Lee, sp. nov., and Megapomponia castanea Lee and Sanborn, sp. nov. Megapomponia decem and Megapomponia rajah are transferred to the genus Pomponia: Pomponia decem (Walker) and Pomponia rajah Moulton. A key to the species of the genus Megapomponia is provided.