Genus Xylochoarion
- Species total:
- 3
- Age range:
- 225.33 - 145 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Xylochoarion sp | Nd | Nd |
|
| Xylochoarion hacknessense | Toarcian | Kimmeridgian |
|
| Xylochoarion | Late Scythian | Ladinian |
|