Graptemys pseudogeographica (Gray 1831:31)

Syntypes (5): MNHN 9136, 9137 (identified as G. ouachitensis by Bour & Dubois 1983), 9139 and 9146-47; MNHN 9147 designated lectotype by Bour & Dubois (1983:45; photographed therein, p. 43, Figs. 1–2). MNHN 9136 photographed in Lindeman (2013:18).