Name | From | To | Age range |
---|---|---|---|
Perisaccus | Ordovician | Coniacian |
|
Perisaccus angustus | Early Namurian | Late Carboniferous |
|
Perisaccus anticus | Early Gothlandian | Early Gothlandian |
|
Perisaccus antiquus | Late Carboniferous | Late Carboniferous |
|
Perisaccus atavus | Late Gothlandian | Late Gothlandian |
|
Perisaccus augustus | Westphalian | Westphalian |
|
Perisaccus campylopteris | Early Visean | Early Visean |
|
Perisaccus campylopterus | Early Carboniferous | Namurian B |
|
Perisaccus cardiatus | Early Frasnian | Early Frasnian |
|
Perisaccus chlamydatus | Middle Carboniferous | Middle Carboniferous |
|
Perisaccus cognitus | Late Devonian | Late Devonian |
|
Perisaccus communis | Early Frasnian | Early Frasnian |
|
Perisaccus conformis | Early Visean | Late Visean |
|
Perisaccus coniferoides | Tournaisian | Tournaisian |
|
Perisaccus cordaites | Devonian | Devonian |
|
Perisaccus depaniptychius | Late Llandoverian | Early Gedinnian |
|
Perisaccus desertus | Middle Carboniferous | Middle Carboniferous |
|