Firme DH, Raposo MA. Taxonomy and geographic variation of Formicivora serrana (Hellmayr, 1929) and Formicivora littoralis Gonzaga and Pacheco, 1990 (Aves: Passeriformes: Thamnophilidae). Zootaxa [Internet]. 2011 Jan. 17 [cited 2025 Apr. 5];2742(1):1–33. Available from: https://mapress.com/zt/article/view/zootaxa.2742.1.1