. "1871-09-19Z"^^ . "Fritz Schaudinn"@en . . "Fritz Richard Schaudinn (19 September 1871 \u2013 22 June 1906) was a German zoologist.Born in R\u00F6seningken, East Prussia, he co-discovered, with Erich Hoffmann in 1905, the causative agent of syphilis, Spirochaeta pallida (also known as Treponema pallidum)."@en . . . . . "1906-06-22Z"^^ . .