- Order: Passeriformes
- Family: Furnariidae
Serra de Baturité, Ceará, Brazil; 18 October 2008 © Arthur Grosset
The Sooty-fronted Spinetail has a wide range in eastern South America, from northeast Brazil south to Argentina and Uruguay, where it is generally fairly common in disturbed habitats and forest edge, and it is most easily detected by its distinctive double-noted vocalizations. Despite this abundance relatively little has been published concerning its ecology and behavior, although the species’ nest has been well described. In terms of its plumage, the Sooty-fronted Spinetail is rather typical Synallaxis. The upperparts are generally brown, becoming more rufous on the cap, wings, and tail, with dull gray underparts, a blackish throat patch, and a pale chin and malar streak.
. 2010. Sooty-fronted Spinetail (Synallaxis frontalis), Neotropical Birds Online (T. S. Schulenberg, Editor). Ithaca: Cornell Lab of Ornithology; retrieved from Neotropical Birds Online: http://neotropical.birds.cornell.edu/portal/species/overview?p_p_spp=333981