Fossil Gastrioceras (Goniatite)
Calcite spine, pear-shaped, fossil
Calcite spine of fossil sea urchin, labelled
Irish bog oak sample, University of Belfast, 1274-1104 BCE
1274-1104 BCE
Fossil Fish Scales
Fossilized Sigillaria from Bickershaw Colliery
Fossilized Tree
Fossilised organic substance
Fossilised fern impression
Fossilised Sigillaria impression
Calamite fossil
Fossilised stigmaria root
Fossilised leaf impression
Fossilised branch or stem
Fossilised organic substance
Fossilised organic substance
Sectioned fossilised mandible of dinosaur
1860-1920
Whitlockite fragments
Fossilized shard tooth partly embedded in phosphat
1880-1930