| Name | From | To | Age range |
|---|---|---|---|
| Polychaetaspis wyszogrodensis | Ordovician | Wenlockian |
|
| Polychaetaspis oklahomensis | Early Ordovician | Middle Ordovician |
|
| Polychaetaspis warkae | Ordovician | Silurian |
|
| Polychaetaspis sp | Ordovician | Wenlockian |
|
| Polychaetaspis latus | Early Ordovician | Silurian |
|
| Polychaetaspis sp.A | Ordovician | Ordovician |
|
| Polychaetaspis tuberculatus | Ordovician | Late Ordovician |
|
| Polychaetaspis | Ordovician | Silurian |
|
| Polychaetaspis varsoviensis | Middle Ordovician | Late Ashgillian |
|
| Polychaetaspis gadomskae | Middle Ordovician | Late Ashgillian |
|
| Polychaetaspis incisus | Middle Ordovician | Oandu |
|
| Polychaetaspis sp.A Hint.,1998 | Llandeilian | Rakvere |
|
| Polychaetaspis sp.B Hint.,1998 | Johvi | Keila |
|
| Polychaetaspis aequilateralis | Silurian | Late Gothlandian |
|
| Polychaetaspis inconstans | Silurian | Silurian |
|
| Polychaetaspis kozlowskii | Late Gothlandian | Late Gothlandian |
|
| Polychaetaspis cooperi | Devonian | Devonian |
|