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  2. Marker horizon - Wikipedia

    en.wikipedia.org/wiki/Marker_horizon

    A well-known example of a key bed is the global layer of iridium-rich impact ejecta that marks the Cretaceous–Paleogene boundary (K–T boundary). Palynology , the study of fossil pollens and spores, routinely works out the stratigraphy of rocks by comparing pollen and spore assemblages with those of well-known layers—a tool frequently used ...

  3. List of Global Boundary Stratotype Sections and Points

    en.wikipedia.org/wiki/List_of_Global_Boundary...

    This is a list of Global Boundary Stratotype Sections and Points.Since 1977, Global Boundary Stratotype Sections and Points (abbreviated GSSPs) are internationally agreed upon reference points on stratigraphic sections of rock which define the lower boundaries of stages on the geologic time scale.

  4. Stratigraphy - Wikipedia

    en.wikipedia.org/wiki/Stratigraphy

    Stratigraphy is a branch of geology concerned with the study of rock layers and layering (stratification). It is primarily used in the study of sedimentary and layered volcanic rocks . Stratigraphy has three related subfields: lithostratigraphy (lithologic stratigraphy), biostratigraphy (biologic stratigraphy), and chronostratigraphy ...

  5. Lists of fossiliferous stratigraphic units - Wikipedia

    en.wikipedia.org/wiki/Lists_of_fossiliferous...

    Lists of fossiliferous stratigraphic units in Asia; List of fossiliferous stratigraphic units in the Caribbean; Lists of fossiliferous stratigraphic units in Europe; Lists of fossiliferous stratigraphic units in North America. Lists of fossiliferous stratigraphic units in Canada; Lists of fossiliferous stratigraphic units in the United States

  6. Global Boundary Stratotype Section and Point - Wikipedia

    en.wikipedia.org/wiki/Global_Boundary_Stratotype...

    stratigraphy.org. Archived from the original on 2009-01-13. "Chart of The Global Boundary Stratotype Sections and Points (GSSP): chart". stratigraphy.science.purdue.edu. Archived from the original on 2022-06-30. "GSSP Table - All Periods". timescalefoundation.org. Archived from the original on 2023-11-30. "GSSPs and Continental drift 3D views".

  7. Burlington Limestone - Wikipedia

    en.wikipedia.org/wiki/Burlington_Limestone

    Download as PDF; Printable version; ... as for example, ... List of fossiliferous stratigraphic units in Missouri;

  8. Category:Stratigraphy - Wikipedia

    en.wikipedia.org/wiki/Category:Stratigraphy

    Download QR code; Print/export Download as PDF; Printable version; In other projects Wikimedia Commons; Wikiversity; ... Pages in category "Stratigraphy"

  9. Category:Stratigraphy stubs - Wikipedia

    en.wikipedia.org/wiki/Category:Stratigraphy_stubs

    Download as PDF; Printable version; ... This category is for stub articles relating to stratigraphy. You can help by expanding them. ... Template:Stratigraphy-stub; A.