1. Baars, W. (1986). Fruchtfresser und Blütenbesucher. Stuttgart: Ulmer.
2. Barker, F. K., Burns, K. J., Klicka, J., Lanyon, S. M., & Lovette, I. J. (2013). Going to extremes: Contrasting rates of diversification in a recent radiation of new world passerrine birds. Systematic Biology, 62(2), 298–320.
3. Burns, K. J. (1997). Molecular systematics of tanagers (Thraupinae): Evolution and biogeography of a diverse radiation of neotropical birds. Molecular Phylogenetics and Evolution, 8(3), 234–348.
4. del Hoyo, J., Elliott, A., & Christie, D. (2011). Handbook of the birds of the world, Bd. 16 (S. 46–330). Barcelona: Lynx.
5. del Hoyo, J., Elliott, A., Sargatal, J., Christie, D. A., & de Juana, E. (2019). Handbook of the birds of the world Alive. Barcelona: Lynx.