The Band-tailed Oropendola (Ocyalus latirostris) is a species of bird in the Icteridae family. It is in the genus Ocyalus, usually considered monotypic, though the Casqued Oropendola might also be included herein. It is found in Brazil, Colombia, Ecuador, and Peru. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical swamps.