Genus Gyalorhethium
- Species total:
- 6
- Age range:
- 570 - 436.67 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Gyalorhethium | Ordovician | Ordovician |
|
Gyalorhethium angustispinosum | Late Arenigian | Middle Ashgillian |
|
Gyalorhethium chondrodes | Lasnamagi | Uhaku |
|
Gyalorhethium sp | Middle Ordovician | Middle Ordovician |
|
Gyalorhethium sp.A | Early Ashgillian | Middle Ashgillian |
|
Gyalorhethium spinuliferum | Early Paleozoic | Early Paleozoic |
|