Erythrodiplax tenuis Borror, 1942

This species has previously been recorded from Brazil, Ecuador, and Peru (Borror, 1942; Garcia Junior et al., 2022; Mauffray & Tennessen, 2019). It was common in the vegetation near still water and ponds along the ecotourism trail in the Reserva Playa Güio and in the macrophytes at Laguna Negra lake. One female was captured with the aid of the light trap installed at the beginning of the ecotourism trail.