Trilobite fossil in rock

1280 × 1024

fossil trilobite in rock

2272 × 1704

trilobite fossil in rock

2000 × 1333

Trilobite fossil in rock

1920 × 1200

Trilobite fossil in rock

2796 × 3567

fossilized trilobite in rock

4368 × 2912

fossilized trilobite in rock

1920 × 1200

trilobite fossil specimen

2840 × 2424

fossil fish in rock

1600 × 1200

Fossil of a stalked crinoid

1280 × 1024

fossilized fish in rock

1600 × 1200

fossilized fish in stone

1600 × 1254

Archaeopteryx fossil

800 × 600

Dinosaurs in prehistoric landscape

2496 × 3582

Dinosaurs in prehistoric landscape

3624 × 2496

Prehistoric rhinoceroses in a lush landscape

5502 × 3084

Dinosaurs in a prehistoric landscape

2682 × 991

Dinosaurs in prehistoric forest

1280 × 829

Carboniferous horsetail fossil

1280 × 1024

Ammonite fossil cross-section

2400 × 2003