Phanerozoic

Rank	eon· Paleobiology Database
Base	539 Ma· Paleobiology Database
Top	0 Ma· Paleobiology Database
Duration	539 Myr· Paleobiology Database
Chart	ICS International Chronostratigraphic Chart v2023/09 (ages from Macrostrat/PBDB interval tables)

Elsewhere

PBDB: 751
ICS chart (stratigraphy.org)
Wikipedia: Phanerozoic

Cite this article

Stratum Study. "Phanerozoic" (Time interval). Stratum Study pack 2026.09, as of 2026-09-19. https://stratum.black/study/time/phanerozoic. Accessed 2026-09-20.

BibTeX · CSL-JSON

@misc{stratum-phanerozoic,
  title        = {Phanerozoic},
  author       = {{Stratum Study}},
  howpublished = {\url{https://stratum.black/study/time/phanerozoic}},
  year         = {2026},
  note         = {Time interval article, Stratum Study pack 2026.09, as of 2026-09-19; sources: stratum, pbdb. Accessed 2026-09-20.}
}

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.

Contains

Elsewhere