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Contributions, Spring 1986, 24.1

In this issue:

  • Paleocene bird and amphibian tracks from the Fort Union Formation, Bighorn Basin, Wyoming
  • Paleontology and biostratigraphy of lower part of Polecat Bench Formation, southern Bighorn Basin, Wyoming
  • Dental anatomy and ontogeny of Lambdopsalis bulla (Mammalia, Multituberculata)
  • The South Fork detachment fault, Park County, Wyoming; discussion and reply
  • The late Cenozoic Camas Prairie Rift, south-central Idaho
  • Comment regarding Piney Creek thrust fault, Sheridan County, Wyoming