Genus Ancyrochitina
- Species total:
- 231
- Age range:
- 570 - 115.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ancyrochitina convexa | Early Llandoverian | Middle Llandoverian |
|
| Ancyrochitina corniculans | Late Ordovician | Late Ordovician |
|
| Ancyrochitina cornigera | Silurian | Triassic |
|
| Ancyrochitina curta | Nd | Nd |
|
| Ancyrochitina deltoidea | Llandoverian | Llandoverian |
|
| Ancyrochitina densebarbata | Nd | Nd |
|
| Ancyrochitina desmea | Ordovician | Siegenian |
|
| Ancyrochitina devonica | Lochkovian | Emsian |
|
| Ancyrochitina diabolo | Early Paleozoic | Devonian |
|
| Ancyrochitina diabolus | Early Llandoverian | Early Pridolian |
|
| Ancyrochitina doylei | Early Silurian | Early Silurian |
|
| Ancyrochitina dunensis | Silurian | Devonian |
|
| Ancyrochitina echinata | Late Telychian | Late Telychian |
|
| Ancyrochitina effusa | Llandeilian | Llandeilian |
|
| Ancyrochitina eisenackia | Nd | Nd |
|
| Ancyrochitina ellisbayensis | Late Ordovician | Early Rhuddanian |
|
| Ancyrochitina erichseni | Silurian | Devonian |
|