Subepoch · Pennsylvanian
Late Pennsylvanian
307–299 Ma
The Late Pennsylvanian is a subepoch within the Pennsylvanian, spanning roughly 307 to 299 million years ago.
| Rank | subepoch |
|---|---|
| Base | 307 Ma |
| Top | 299 Ma |
| Duration | 8.1 Myr |
| Chart | ICS International Chronostratigraphic Chart v2023/09 (ages from Macrostrat/PBDB interval tables) |
Elsewhere
Cite this article
Stratum Strata. "Late Pennsylvanian" (Time interval). Stratum Strata pack 2026.09, as of 2026-09-21. https://stratum.black/strata/time/late-pennsylvanian. Accessed 2026-09-21.
@misc{stratum-late-pennsylvanian,
title = {Late Pennsylvanian},
author = {{Stratum Strata}},
howpublished = {\url{https://stratum.black/strata/time/late-pennsylvanian}},
year = {2026},
note = {Time interval article, Stratum Strata pack 2026.09, as of 2026-09-21; sources: stratum. Accessed 2026-09-21.}
} Citations carry the pack version and the article's as-of date so they resolve to the same text later. The facts themselves belong to the sources listed below; cite those for the science.