During studies on the participation of larval Odonata in the life cycle of trematodes carried out at the Pampulha reservoir, Belo Horizonte, State of Minas Gerais, Brazil, between May and September 2011, dragonfly larvae, Orthemis discolor (Burmeister, 1839) and Perithemis mooma Kirby, 1889, were found harboring metacercariae identified as Eumegacetes medioximusBraun, 1901BRAUN, M.V. 1901. Zur Kenntnis der Trematoden der Saugethiere. Zool. Jb. Abt. Syst. 14:311-348.. This is the first report and morphological description of metacercariae of E. medioximus in the Neotropical region.
trematodes; insects; dragonfly; parasites
