wax avoid ance wax and viscosity reduction

alga fossil

allochthonous fossil

Angiosperm fossil

Angiospermous fossil wood group

Animal fossil

autochthonous fossil

bacterielles fossil

biochemical fossil

biogenic fossil

bird fossil

body fossil

bone fossil of big mammals

Branching macroalgal fossil

buried fossil peneplain

characteristic fossil

chemical fossil

climate-indicating fossil

conchostracon fossil