After Uetz, Etzold & Chenna, 1995-2005 [“The TIGR Reptile Database ” (former EMBL Reptile Database)]

    Hydromedusa Cope, 1869

        Hydromedusa maximiliani (Mikan, 1820)
            Emys maximiliani Mikan, 1820
            Chelodina Flavilabris Duméril & Bibron, 1835
            Chelodina Maximiliani (Mikan); [sic] Duméril & Bibron, 1835
            Hydromedusa maximiliana (Mikan); Gray, 1844 (nom. subst. pro E. maximiliani)
            Hydromedusa subdepressa Gray, 1855
            Hydromedusa depressa Gray, 1855 (nom. subst. pro H. subdepressa)
            Hydromedusa bankae Giebel, 1866 (1860 fide Günther, 1884)
            Chelomedusa flavilabris Gray, 1873 (fide Günther, 1884)
            Hydromedusa flavilabris Gray, 1873
            Hydromedusa Maximiliani (Mikan); Günther 1884
            Hydromedusa maximiliani (Mikan); Boulenger 1889
            Hydromedusa maximiliani (Mikan); Alderton, 1988

        Hydromedusa tectifera Cope, 1869
            Hydromedusa tectifera Cope, 1869
            Hydromedusa platanensis Gray, 1873
            Hydromedusa wagleri Günther, 1884
            Hydromedusa tectifera Cope; Boulenger 1885
            Hydromedusa tectifera Cope; Boulenger 1886
            Hydromedusa platanensis Cope; Günther 1884
            Hydromedusa tectifera Cope; Alderton, 1988

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