Rudolf Felder
Rudolf Felder (2 May 1842 Vienna – 29 March 1871 Vienna) was an Austrian jurist and entomologist. He was mainly interested in Lepidoptera, amassing, with his father, Cajetan Felder a huge collection.
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Wikipedia
Rudolf Felder (2 May 1842 Vienna – 29 March 1871 Vienna) was an Austrian jurist and entomologist. He was mainly interested in Lepidoptera, amassing, with his father, Cajetan Felder a huge collection.