biostratigraphic correlation – microfossil pic

Clockwise from top left: ostracode, planktic foraminifer, diatom, benthic foraminifer, and pollen grain.

Clockwise from top left: ostracode, planktic foraminifer, diatom, benthic foraminifer, and pollen grain.

Clockwise from top left: ostracode, planktic foraminifer, diatom, benthic foraminifer, and pollen grain.