Lightweight paleogeography map
Browse coastlines and plate boundaries for the present and 12 geological periods, loading one map at a time.
Silurian · 431.36 Ma
● Green: land enclosed by modelled coastlines— Orange: plate boundaries
With JavaScript, drag and zoom; without it, change ages or open the full SVG.
Source and license
Cao et al. (2024), CAO2024 v2.4 · Earth's tectonic and plate boundary evolution over 1.8 billion years · CC-BY-4.0.
Generated from checksum-verified reconstructed geometry in the repository, rounded to 0.1 pixel in a 1080 × 540 view; canonical scientific data is unchanged.
Methods and evidence boundaries