Frank E. Peabody

1914 – 1958

• Petrolacosaurus kansensis Lane, a Pennsylvanian reptile from Kansas
• Reptile and amphibian trackways from lower Triassic Moenkopi formation of Arizona and Utah
• Reptile and amphibian trackways from the lower Triassic Moenkopi formation of Arizona and Utah
• The oldest known reptile, Eosauravus copei Williston
• Trackways of living and fossil salamanders