Genus Micrhystridium
- Species total:
- 558
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Micrhystridium prolixum | Richmondian | Richmondian |
|
Micrhystridium proprium | Paleogene | Paleogene |
|
Micrhystridium protensum | Late Cambrian | Late Cambrian |
|
Micrhystridium pseudocoronatum | Early Ordovician | Early Ordovician |
|
Micrhystridium pseudozonale | Early Cambrian | Early Cambrian |
|
Micrhystridium pterospermoides | Nd | Nd |
|
Micrhystridium pumile | Late Cretaceous | Danian |
|
Micrhystridium punctatum | Middle Ordovician | Karpathian |
|
Micrhystridium pusillum | Late Precambrian | Early Cambrian |
|
Micrhystridium pustulatum | Devonian | Givetian |
|
Micrhystridium pyramidispinosum | Late Jurassic | Portlandian |
|
Micrhystridium quadraticum | Early Gothlandian | Early Gothlandian |
|
Micrhystridium quadricorne | Middle Cambrian | Middle Cambrian |
|
Micrhystridium radians | Early Ordovician | Givetian |
|
Micrhystridium radzynicum | Early Cambrian | Early Cambrian |
|
Micrhystridium rarifurcatum | Ludlovian | Ludlovian |
|
Micrhystridium rarispinosum | Toarcian | Toarcian |
|