Published as part of Somenzari, Marina, Amaral, Priscilla Prudente do, Cueto, Víctor R., Guaraldo, André de Camargo, Jahn, Alex E., Lima, Diego Mendes, Lima, Pedro Cerqueira, Lugarini, Camile, Machado, Caio Graco, Martinez, Jaime, Nascimento, João Luiz Xavier do, Pacheco, José Fernando, Paludo, Danielle, Prestes, Nêmora Pauletti, Serafini, Patrícia Pereira, Silveira, Luís Fábio, Sousa, Antônio Emanuel Barreto Alves de, Sousa, Nathália Alves de, Souza, Manuella Andrade de, Telino-Júnior, Wallace Rodrigues & Whitne, Bret Myers, 2018, An overview of migratory birds in Brazil, pp. 1-66 in Papéis Avulsos de Zoologia 58 on page 40, DOI: 10.11606/1807-0205/2018.58.03, http://zenodo.org/record/5234679

[Knipolegus aterrimus] (VAG): occurs from southern Bolivia to western Argentina and migrates north in March-April to winter in Paraguay and northeastern Argentina (Farnsworth & Langham, 2004e). In Brazil, there are few records and all of them are near the western and southwestern border of the country in MS and RS (Bornschein et al., 2003; Farnsworth & Langham, 2004e; WikiAves, 2016).