Moscovian (Carboniferous)
The Moscovian is in the ICS geologic timescale a stage or age in the Pennsylvanian, the youngest subsystem of the Carboniferous. The Moscovian age lasted from 315.2 to 307 Ma, is preceded by the Bashkirian and is followed by the Kasimovian. The Moscovian overlaps with the European regional Westphalian stage and the North American Atokan and Desmoinesian stages.
| Moscovian | |||||||||||||||
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| Chronology | |||||||||||||||
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| Etymology | |||||||||||||||
| Name formality | Formal | ||||||||||||||
| Usage information | |||||||||||||||
| Celestial body | Earth | ||||||||||||||
| Regional usage | Global (ICS) | ||||||||||||||
| Time scale(s) used | ICS Time Scale | ||||||||||||||
| Definition | |||||||||||||||
| Chronological unit | Age | ||||||||||||||
| Stratigraphic unit | Stage | ||||||||||||||
| Time span formality | Formal | ||||||||||||||
| Lower boundary definition | Not formally defined | ||||||||||||||
| Lower boundary definition candidates | FAD of the Conodont Idiognathoides postsulcatus or Declinognathodus donetzianus | ||||||||||||||
| Lower boundary GSSP candidate section(s) |
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| Upper boundary definition | Not formally defined | ||||||||||||||
| Upper boundary definition candidates | FAD of the Fusulinid Protriticites or 1 million years older Montiparus montiparus | ||||||||||||||
| Upper boundary GSSP candidate section(s) |
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