nannofossil

Example:The microfossil evidence provided insights into the biodiversity of the prehistoric ecosystem.

Definition:A microfossil is a fossilized organic microorganism, such as algae, that can only be seen with a microscope, used in paleontology to study ancient environments or species.

Example:The oceanographic bullets helped scientists reconstruct the past marine environments.

Definition:A term sometimes used to describe microfossils, particularly coccoliths, that are used to infer past oceanographic conditions, such as pH and temperature.