| Name | From | To | Age range |
|---|---|---|---|
| Diexallophasis | Early Paleozoic | Middle Famennian |
|
| Diexallophasis absona | Famennian | Famennian |
|
| Diexallophasis caperoradiola | Rakvere | Emsian |
|
| Diexallophasis cleopatra | Late Frasnian | Early Famennian |
|
| Diexallophasis cuspidis | Late Famennian | Late Famennian |
|
| Diexallophasis daperoradiola | Ludlovian | Ludlovian |
|
| Diexallophasis denticulata | Early Paleozoic | Bathonian |
|
| Diexallophasis gotlandica | Silurian | Silurian |
|
| Diexallophasis granulatispinosa | Caradocian | Gedinnian |
|
| Diexallophasis granulosa | Late Llandoverian | Early Sheinwoodian |
|
| Diexallophasis liber | Late Aeronian | Late Aeronian |
|
| Diexallophasis malum | Late Leintwardinian | Downtonian |
|
| Diexallophasis mucronata | Llandoverian | Llandoverian |
|
| Diexallophasis ontariensis | Silurian | Silurian |
|
| Diexallophasis pachymura | Llandoverian | Wenlockian |
|
| Diexallophasis parvifurcata | Llandoverian | Wenlockian |
|
| Diexallophasis remota | Late Ordovician | Early Visean |
|