↑(en) J.F. Petrulevičius, « Full description of Cordulagomphus primaerensis from Santana Formation (Lower Cretaceous of Brazil) (Odonata: Aeshnoptera: Proterogomphidae) », Zootaxa, vol. 3503, , p. 55–60 (DOI10.11646/zootaxa.3503.1.4, hdl11336/198322, lire en ligne)
↑(en) G. Bechly, Odonata: damselflies and dragonflies, 2007, p. 184–222 in The Crato Fossil Beds of Brazil: Window into an Ancient World, Cambridge University Press. (ISBN113946776X).