| Synonymous name | : | Megalonyx bucklandii P. W. Lund | |
Ref: PBDB: 30 Apr 2013. |
| Synonymous name | : | †Platonyx brongniartii Lund, 1842 | |
Ref: PBDB: 30 Apr 2013. |
| Synonymous name | : | †Platonyx owenii Lund, 1842 | |
Ref: PBDB: 30 Apr 2013. |
| Synonymous name | : | †Scelidodon wingei Kraglievich, 1923 | |
Ref: PBDB: 30 Apr 2013. |