After Milner, 2004

Hylaeochelys Lydekker, 1889a
        †Pleurosternon; Owen, 1853
        †Platemys; Maack, 1869
        †Plesiochelys; Lydekker & Boulenger, 1887
        †Hylaeochelys Lydekker, 1889a
        †Hylaeochelys; Nopcsa, 1928
        †Hylaeochelys; Delair, 1958
        †Hylaeochelys Lydekker; Milner, 2004

        †Hylaeochelys latiscutata (Owen, 1853)
            †Pleurosternon latiscutatum Owen, 1853
            †Pleurosternon emarginatum Owem, 1853 (in partim Lydekker & Boulenger, 1887)
            †Platemys emarginata (Owen); Maack, 1869
            †Platemys latiscutata (Owen); Maack, 1869
            †Plesiochelys emarginata (Owen); Lydekker & Boulenger, 1887
            †Plesiocehlys latiscutata (Owen); Lydekker & Boulenger, 1887
            †Hylaeochelys latiscutata (Owen); Lydekker, 1889a
            †Hylaeochelys latiscutata (Owen); Lydekker, 1889b
            †Hylaeochelys emarginata (Owen); Lydekker, 1889b
            †Hylaeochelys sollasi Nopcsa, 1928 (solassi, sic)
            †Hylaeochelys latiscutata (Owen); Delair, 1958
            †Hylaeochelys emarginata (Owen); Delair, 1958
            †Hylaeochelys belli (Mantell); Delair, 1958 (non Mantell)
            †Hylaeochelys sollasi Nopcsa; Delair, 1958
            †Hylaeochelys latiscutata (Owen); Milner, 2004

        †Hylaeochelys belli (Mantell)

        †Hylaeochelys lata (Owen)

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