^Lacasa-Ruiz, A. (1989) New genus of fossil bird from the Neocomian locality of Montsec (Lerida province, Spain). Estudios Geológicos 45(5-6):417-425.
^Chiappe, L. and Lacasa-Ruiz (2002). "Noguerornis gonzalezi (Aves: Ornithothoraces) from the Early Cretaceous of Spain." Pp. 230-239 in Chiappe and Witmer, (eds.). Mesozoic Birds: Above the Heads of Dinosaurs. University of California Press, Berkeley, Los Angeles, London.