Karl Friedrich Philipp von Martius (left) and Johann Baptist von Spix (right)

Spix & Martius

Johan Baptist von Spix

born 9 Feb 1781, Höchstadt
died 14 Mar 1826, Munich

Karl Friedrich Philip von Martius

born 17 Apr 1794, Erlangen, N. Bavaria
died 13 Dec 1868, Munich

Expeditions

Brazil, 1817-1820