de Oliveira, Gustavo Ribeiro, and Alexander Wilhelm Armin Kellner. “A New Side-Necked Turtle (Pleurodira, Pelomedusoides) from the Santana Formation (Early Cretaceous), Araripe Basin, Northeastern Brazil”. Zootaxa 1425, no. 1 (March 15, 2007): 53–61. Accessed May 2, 2025. https://www.mapress.com/zt/article/view/zootaxa.1425.1.7.