Epoch Pliocene Epoch

Time runs left (older) → right (younger) · Hover a card for details

Hominids walk upright; Panama land bridge forms (5.333-2.58 Ma).

5.33 Ma – 2.58 Ma · 2.75 Ma duration

Axis labels in Ma (millions of years ago) · Click a card for details

Pliocene Epoch 1

3 Ma – 2.8 Ma Panama Land Bridge Closes Atlantic and Pacific separate Central American seaway closes; alters ocean circulation and intensifies glaciation.