Van Dijk, Peter Paul; Iverson, John; Shaffer, Bradley; Bour, Roger; Rhodin, Anders; et al. (Turtle Taxonomy Working Group) (2011). "Turtles of the World, 2011 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status". Conservation Biology of Freshwater Turtles and Tortoises. pp. 000.165 –000.242. doi:10.3854/crm.5.000.checklist.v4.2011. ISBN978-0965354097.
Van Dijk, Peter Paul; Iverson, John; Shaffer, H. Bradley; Bour, Roger; Rhodin, Anders; et al. (Turtle Taxonomy Working Group) (2012). "Turtles of the World, 2012 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status". Conservation Biology of Freshwater Turtles and Tortoises. doi:10.3854/crm.5.000.checklist.v5.2012. ISBN978-0965354097.