Birds of the Ramsar site Estação Ecológica de Taiamã and buffer zone, Pantanal wetlands, Brazil Author Vilas Boas da Frota, Angélica Author Vitorino, Breno Dias Author da Silva, Carolina Joana Author Ikeda-Castrillon, Solange Kimie Author Nunes, Josué Ribeiro da Silva text Check List 2020 2020-04-10 16 2 401 422 http://dx.doi.org/10.15560/16.2.401 journal article 10.15560/16.2.401 1809-127X Pionus menstruus (Linnaeus, 1766) Material examined. Tables 1 , 2 . IDentificAtion. We recorded the voice of this species while in flight. The voice of this species differs from Pionus maximiliani (Kuhl, 1820) which also occurs in the EET.