Ophiomorpha Trace Fossils from the Cretaceous Dakota Sandstone

Schur Dawn

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This site provides a brief discussion of trace fossils, the Dakota Sandstone, the ichnofacies within this unit and the environments these strata record. Photos and illustrations of Ophiomorpha trace fossils, outcrop photos, and explanations of the figures are provided. Other topics include the Western Interior Seaway, Mancos Shale, Thalasinoides and burrows.

Subject: Geoscience:Oceanography, Geology
Focus on the Cretaceous: Sea Level, Stratigraphy, Paleogeography, Paleontology
Topics: Earth surface, Ocean, Biosphere
Theme: Teach the Earth:Course Topics:Oceanography