Genus Ancyrochitina
- Species total:
- 231
- Age range:
- 570 - 115.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ancyrochitina pachyderma | Silurian | Wenlockian |
|
| Ancyrochitina parafragilis | Wenlockian | Wenlockian |
|
| Ancyrochitina paranaensis | Llandoverian | Llandoverian |
|
| Ancyrochitina parisi | Gedinnian | Late Devonian |
|
| Ancyrochitina paulaspina | Sheinwoodian | Sheinwoodian |
|
| Ancyrochitina pedavis | Silurian | Late Ludfordian |
|
| Ancyrochitina persica | Late Caradocian | Middle Ashgillian |
|
| Ancyrochitina pilosa | Silurian | Early Famennian |
|
| Ancyrochitina plurispinosa | Sheinwoodian | Sheinwoodian |
|
| Ancyrochitina polentinensis | Ludlovian | Ludlovian |
|
| Ancyrochitina porrectaspina | Early Silurian | Early Silurian |
|
| Ancyrochitina postdesmea | Early Givetian | Early Givetian |
|
| Ancyrochitina preyi | Llandoverian | Gedinnian |
|
| Ancyrochitina prima | Early Paleozoic | Early Gothlandian |
|
| Ancyrochitina primitiva | Ordovician | Devonian |
|
| Ancyrochitina pseudoagglutinans | Silurian | Silurian |
|
| Ancyrochitina qujingensis | Silurian | Silurian |
|