| Name | From | To | Age range |
|---|---|---|---|
| Ramphoprion | Llandeilian | Early Ashgillian |
|
| Ramphoprion bialatus | Llandeilian | Late Ashgillian |
|
| Ramphoprion deflexus | Middle Caradocian | Late Ashgillian |
|
| Ramphoprion elongatus | Ordovician | Ordovician |
|
| Ramphoprion peterburgensis | Johvi | Johvi |
|
| Ramphoprion sp | Ordovician | Early Arenigian |
|
| Ramphoprion sp. Berg.,1979 | Early Wenlockian | Early Wenlockian |
|
| Ramphoprion sp. Erik.,1996 | Early Wenlockian | Early Wenlockian |
|
| Ramphoprion sp. Erik.,1999 | Late Ordovician | Late Ordovician |
|
| Ramphoprion sp.A | Middle Ordovician | Late Ashgillian |
|
| Ramphoprion sp.A Hint.,1998 | Llandeilian | Rakvere |
|
| Ramphoprion sp.B | Middle Caradocian | Late Ashgillian |
|
| Ramphoprion sp.B Hint.,1998 | Keila | Keila |
|
| Ramphoprion sp.B Kiel.,1966 | Middle Ordovician | Middle Ordovician |
|
| Ramphoprion sp.C | Middle Ordovician | Middle Ordovician |
|
| Ramphoprion sp.C Hint.,1998 | Keila | Rakvere |
|
| Ramphoprion sp.D | Middle Ordovician | Middle Ordovician |
|