Burdigalian Langhian List of the Cenozoic life of Maryland Delta Field (Niger Delta) List of prehistoric foraminifera genera Taxonomy of Protista List of Global Boundary Stratotype Sections and Points
Burdigalian Langhian List of the Cenozoic life of Maryland Delta Field (Niger Delta) List of prehistoric foraminifera genera Taxonomy of Protista List of Global Boundary Stratotype Sections and Points