| Synonymous name | : | †Pelecyornis tubulatus Ameghino, 1894 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Phororhacos modicus Ameghino, 1894 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Psilopterus australis (Moreno & Mercerat, 1891) | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Staphylornis erythacus Mercerat, 1897 | |
Ref: PBDB: 24 Jan 2016. |
| Synonymous name | : | †Staphylornis gallardoi Mercerat, 1897 | |
Ref: PBDB: 24 Jan 2016. |