Keywords |
  • Geology


The Silurian period is the third geological period of the paleozoic era. It extended from 443 million years ago to 417 million years ago. Appearance of terrestrial plants (cooksonia hemisphaerica, 5 cm), and ancestors of the lycopods (baragwanathia longifolia, 25 cm). The first golden age of fish.

Silurian Silurian

Silurian - 1 Photo


Fill out my online form.