| Name | From | To | Age range |
|---|---|---|---|
| Tanuchitina proeminentis | Early Gothlandian | Early Gothlandian |
|
| Tanuchitina proensinensis | Nd | Nd |
|
| Tanuchitina sp | Ordovician | Emsian |
|
| Tanuchitina sp.A | Arenigian | Arenigian |
|
| Tanuchitina sp.A Pitt.& Del .2000 | Homerian | Homerian |
|
| Tanuchitina sp.L | Late Soudleyan | Late Soudleyan |
|
| Tanuchitina stricta | Late Ordovician | Late Ordovician |
|
| Tanuchitina tallinnensis | Late Arenigian | Late Llanvirnian |
|