| Synonymous name | : | †Prodromus rectus Sellards, 1907 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Protechma acuminatum Sellards, 1907 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Protereisma gracile (Sellards, 1907) | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Protereisma minus Sellards, 1907 | |
Ref: PBDB: 27 Oct 2013. |