Christian Leopold von BuchChristian Leopold von Buch (April 26, 1774 – March 4, 1853) was a German geologist and paleontologist born in Stolpe an der Oder (now a part of Angermünde, Brandenburg) and is remembered as one of the most important contributors to geology in the first half of the nineteenth century. His scientific interest was devoted to a broad spectrum of geological topics: volcanism, petrology, fossils, stratigraphy and mountain formation. His most remembered accomplishment is the scientific definition of the Jurassic system.
He was known as Leopold von Buch. Provided by Wikipedia