The Rufous-sided Pygmy-tyrant (Euscarthmus rufomarginatus) is a species of bird in the Tyrannidae family. It is found in Bolivia, Brazil, Paraguay, and Suriname. Its natural habitats are dry savanna, subtropical or tropical dry shrubland, and subtropical or tropical dry lowland grassland. It is threatened by habitat loss.
BirdLife International 2004. Euscarthmus rufomarginatus. 2006 IUCN Red List of Threatened Species. Downloaded on 25 July 2007.