| Name | From | To | Age range |
|---|---|---|---|
| Striatotheca virgata | Early Paleozoic | Early Paleozoic |
|
| Striatotheca trigonia | Early Ordovician | Early Llanvirnian |
|
| Striatotheca triangulata | Early Paleozoic | Llanvirnian |
|
| Striatotheca trapeziformis | Tremadocian | Baoto |
|
| Striatotheca transformata | Early Ordovician | Early Llanvirnian |
|
| Striatotheca tenuistriata | Early Ordovician | Early Ordovician |
|
| Striatotheca tenuata | Early Ordovician | Early Ordovician |
|
| Striatotheca sp.B Moly.,1988 | Arenigian | Arenigian |
|
| Striatotheca sp.B | Early Ashgillian | Early Ashgillian |
|
| Striatotheca sp.A | Late Caradocian | Ashgillian |
|
| Striatotheca sp.1 | Llanvirnian | Llanvirnian |
|
| Striatotheca sp. Conn & Higg.,1999 | Late Tremadocian | Early Arenigian |
|
| Striatotheca sp | Early Paleozoic | Early Downtonian |
|
| Striatotheca sepentinatum | Llandoverian | Wenlockian |
|
| Striatotheca sepentinata | Nd | Nd |
|
| Striatotheca scabrata | Early Paleozoic | Early Devonian |
|
| Striatotheca rugulata | Early Paleozoic | Llanvirnian |
|