| Name | From | To | Age range |
|---|---|---|---|
| Diexallophasis | Early Paleozoic | Middle Famennian |
|
| Diexallophasis denticulata | Early Paleozoic | Bathonian |
|
| Diexallophasis sp | Late Ordovician | Scythian |
|
| Diexallophasis sp.1 | Late Ordovician | Late Ordovician |
|
| Diexallophasis remota | Late Ordovician | Early Visean |
|
| Diexallophasis sp. Heus.,1994 | Caradocian | Ashgillian |
|
| Diexallophasis granulatispinosa | Caradocian | Gedinnian |
|
| Diexallophasis caperoradiola | Rakvere | Emsian |
|
| Diexallophasis sp.A | Ashgillian | Eifelian |
|
| Diexallophasis sanpetrensis | Early Ashgillian | Middle Ashgillian |
|
| Diexallophasis mucronata | Llandoverian | Llandoverian |
|
| Diexallophasis gotlandica | Silurian | Silurian |
|
| Diexallophasis tappaniae | Early Llandoverian | Emsian |
|
| Diexallophasis ontariensis | Silurian | Silurian |
|
| Diexallophasis pachymura | Llandoverian | Wenlockian |
|
| Diexallophasis parvifurcata | Llandoverian | Wenlockian |
|
| Diexallophasis liber | Late Aeronian | Late Aeronian |
|