Jones, Washington W.; Cenizo, Marcos M.; Agnolin, Federico L.; Rinderknecht, Andrés; Blanco, R. Ernesto (1 September 2015). "The largest known falconid". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 277 (3): 361–372. doi:10.1127/njgpa/2015/0514. ISSN0077-7749.
Suárez, William; Olson, Storrs L. (1 September 2014). "A new fossil species of small crested caracara (Aves: Falconidae: Caracara) from the Pacific lowlands of western South America". Proceedings of the Biological Society of Washington. 127 (2): 299–310. doi:10.2988/0006-324X-127.2.299. S2CID130085421.
Jones, Washington W.; Cenizo, Marcos M.; Agnolin, Federico L.; Rinderknecht, Andrés; Blanco, R. Ernesto (1 September 2015). "The largest known falconid". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 277 (3): 361–372. doi:10.1127/njgpa/2015/0514. ISSN0077-7749.
Suárez, William; Olson, Storrs L. (1 September 2014). "A new fossil species of small crested caracara (Aves: Falconidae: Caracara) from the Pacific lowlands of western South America". Proceedings of the Biological Society of Washington. 127 (2): 299–310. doi:10.2988/0006-324X-127.2.299. S2CID130085421.
Jones, Washington W.; Cenizo, Marcos M.; Agnolin, Federico L.; Rinderknecht, Andrés; Blanco, R. Ernesto (1 September 2015). "The largest known falconid". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 277 (3): 361–372. doi:10.1127/njgpa/2015/0514. ISSN0077-7749.