Kellner, Alexander Wilhelm Armin (1989). “Os répteis voadores do cretáceo brasileiro”. Anuário do Instituto de Geociências12: 86–106. doi:10.11137/1989_0_86-106.
Andres, B.; Myers, T. S. (2013). “Lone Star Pterosaurs”. Earth and Environmental Science Transactions of the Royal Society of Edinburgh103 (3–4): 383–398. doi:10.1017/S1755691013000303.
Andres, B.; Clark, J.; Xu, X. (2014). “The Earliest Pterodactyloid and the Origin of the Group”. Current Biology24 (9): 1011–6. doi:10.1016/j.cub.2014.03.030. PMID24768054.
Carpenter, K. (2003). "Vertebrate Biostratigraphy of the Smoky Hill Chalk (Niobrara Formation) and the Sharon Springs Member (Pierre Shale)." High-Resolution Approaches in Stratigraphic Paleontology, 21: 421–437. doi:10.1007/978-1-4020-9053-0
Andres, B.; Clark, J.; Xu, X. (2014). “The Earliest Pterodactyloid and the Origin of the Group”. Current Biology24 (9): 1011–6. doi:10.1016/j.cub.2014.03.030. PMID24768054.