1839 – He was born on the 25th day of September at Bahlingen in Baden.
1863 – He became teacher of geology and mineralogy in the polytechnic at Karlsruhe, and three years later he succeeded Oppel as professor of palaeontology in the University of Munich.
1870 – He was appointed to the geological professorship, and eventually to the directorship of the natural history museum of Munich
1873 – He accompanied the Rohlf's expedition to the Libyan Desert, the primary results of which were published in Über den geologischen Bau der libyschen Wuste.
1876 – He commenced the publication of his great work, Handbuch der Palaeontologie,
1883 – He was distinguished for his paleontological researches.
1893 – His great work, Handbuch der Palaeontologie was completed in five volumes this year.
1895 – He issued a summary of his larger work entitled Grundzuge der Palaeontologie.
1903 – He revised it himself.
1904 – He died this year.
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