Red Flasher (Panacea prola: Nyphalidae) Wingspan 6.5-75 cm (2.6-3.0 in). The Red Flasher gets it name because the underside of the hindwing is red without any markings. Cabaas Yankuam, Zamora-Chinchipe Province, Ecuador. Landscaped lodge grounds mixed with montane rainforest along the foothills of Cordillera del Condor and adjacent to Ro Nangaritza at 861 m (2,817 ft) elevation.