- Testudo ferox Schneider, 1783
- Testudo mollis Lacépède, 1788
- Testudo bartrami Daudin, 1801
- Emydes ferox – Brongniart, 1805
- Chelys bartramii Geoffroy Saint-Hilaire, 1809 (ex errore)
- Trionyx carinatus Geoffroy Saint-Hilaire, 1809
- Trionyx georgianus Geoffroy Saint-Hilaire, 1809
- Trionyx georgicus Geoffroy Saint-Hilaire, 1809
- Trionyx brongniarti Schweigger, 1812
- Trionyx ferox – Schweigger, 1812
- Amyda ferox – Oken, 1816
- Trionix ferox – Gray, 1825
- Aspidonectes carinatus – Wagler, 1830
- Aspidonectes ferox – Wagler, 1830
- Trionyx bartrami – LeConte, 1830
- Testudo brongniartii Gray, 1831 (ex errore)
- Mesodeca bartrami – Rafinesque, 1832
- Testudo bartramii – A.M.C. Duméril & Bibron, 1835
- Trionyx brongnartii A.M.C. Duméril & Bibron, 1835 (ex errore)
- Trionyx harlani Bell, 1835
- Platypeltis ferox – Fitzinger, 1843
- Aspenodectes ferox – LeConte, 1854
- Platypeltis brongnartii – O.P. Hay, 1903
- Platypeltis erox O.P. Hay, 1903 (ex errore)
- Amyda ferox ferox – Neill, 1951
- Trionyx ferox ferox – Schmidt, 1953
- Apalone ferox – Meylan, 1987
- Trionix feroz Richard, 1999 (ex errore)
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