| Name | From | To | Age range |
|---|---|---|---|
| Evansia | Late Bajocian | Late Bajocian |
|
| Evansia alaskensis | Toarcian | Kimmeridgian |
|
| Evansia barentsensis | Toarcian | Kimmeridgian |
|
| Evansia cerebraloides | Middle Callovian | Late Callovian |
|
| Evansia dalei | Late Callovian | Late Callovian |
|
| Evansia deflandrei | Callovian | Early Oxfordian |
|
| Evansia erregulensis | Toarcian | Toarcian |
|
| Evansia eschachensis | Aalenian | Early Bajocian |
|
| Evansia evittii | Toarcian | Kimmeridgian |
|
| Evansia granochagrinata | Late Pliensbachian | Dogger |
|
| Evansia granulata | Jurassic | Kimmeridgian |
|
| Evansia janeae | Middle Bathonian | Middle Callovian |
|
| Evansia opeasatos | Late Bathonian | Oxfordian |
|
| Evansia perireticulata | Callovian | Late Callovian |
|
| Evansia polyedrica | Toarcian | Toarcian |
|
| Evansia reticulispinosa | Middle Oxfordian | Middle Oxfordian |
|
| Evansia reticulopilosa | Late Bathonian | Early Valanginian |
|