Carl von Heyden
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Carl Heinrich Georg(es) von Heyden (20 January 1793 Frankfurt – 7 July 1866) was a German Senator and entomologist. He collected insects in all Orders but was especially interested in Coleoptera, Microlepidoptera, Hymenoptera, Diptera and fossil insects.His collections are divided between the German Entomological Institute and the Senckenberg Museum.