The Oriskany Fauna of Becraft Mountain, Columbia County, New York is a scientific book written by John Mason Clarke and published in 1900. The book is a comprehensive study of the fossils found in the Oriskany sandstone formation on Becraft Mountain in Columbia County, New York. The Oriskany sandstone formation is known for its rich fossil record, and Clarke's book provides a detailed analysis of the fauna found in this area. The book includes descriptions...