Wilhelm Gottlieb Tilesius von Tilenau was a German naturalist and explorer, physician, draftsman and engraver. He was a member of the Order of St. Vladimir and of the Legion of Honour. Wikipedia
Born: July 17, 1769, Mühlhausen, Germany
Died: May 17, 1857 (age 87 years), Mühlhausen, Germany
Books: Musæ Paradisiacæ quae nuper Lipsiæ floruit, icones IV., exhibuit G. G. Tilesius. With descriptive letterpress and On the Mammoth or Fossil Elephant, found in the ice at the mouth of the river Lena, in Siberia. With a lithographic plate of the skeleton. [Translated and abridged] from the fifth volume of Memoirs of the Imperial Academy of Sciences of St. Petersburg