Johann Andreas Wagner (1797–1861)
Born 1797 CE, died 1861 CE.
Johann Andreas Wagner (21 March 1797 – 17 December 1861) was a German palaeontologist, zoologist and archaeologist who wrote several important works on palaeontology. He was also a pioneer of biogeographical theory.
Text from the Wikipedia article Johann_Andreas_Wagner, licensed CC BY-SA 4.0.