Genus Ancyrochitina
- Species total:
- 231
- Age range:
- 570 - 115.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ancyrochitina bulmani | Early Caradocian | Middle Caradocian |
|
| Ancyrochitina barbata | Ordovician | Actonian |
|
| Ancyrochitina alaticornis | Early Ordovician | Late Caradocian |
|
| Ancyrochitina persica | Late Caradocian | Middle Ashgillian |
|
| Ancyrochitina ellisbayensis | Late Ordovician | Early Rhuddanian |
|
| Ancyrochitina convexa | Early Llandoverian | Middle Llandoverian |
|
| Ancyrochitina onniensis | Late Idavere | Early Telychian |
|
| Ancyrochitina sp.A Nest.,1984 | Aeronian | Early Telychian |
|
| Ancyrochitina brevicollis | Llandoverian | Telychian |
|
| Ancyrochitina saharica | Early Paleozoic | Late Llandoverian |
|
| Ancyrochitina nodifera | Ordovician | Telychian |
|
| Ancyrochitina spongiosa | Late Ordovician | Early Gothlandian |
|
| Ancyrochitina clavata | Late Ordovician | Early Gothlandian |
|
| Ancyrochitina prima | Early Paleozoic | Early Gothlandian |
|
| Ancyrochitina sp. Acha.,1981 | Late Ordovician | Early Gothlandian |
|
| Ancyrochitina merga | Late Tremadocian | Early Silurian |
|
| Ancyrochitina longispina | Late Ordovician | Early Sheinwoodian |
|