Corpus ID: 59406781

The Early Boreal Fauna of the Western Interior Seaway

  title={The Early Boreal Fauna of the Western Interior Seaway},
  author={Lisa L. Bohach and Emily K. Frampton},
Summary Fossils from the Early Cretaceous Clearwater Formation in the Fort McMurray area of northeastern Alberta are the southernmost recorded boreal fauna of the early Western Interior Seaway. Two faunal assemblages in distinct sedimentary facies occur within the lowermost 20 m of the Clearwater Formation Shale: a lower bivalve-dominated assemblage in sandy shale that represents offshore deposition above storm wave base; and an upper ammonite-dominated assemblage in shale that represents… Expand


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