page_title: Michał Marian Siedlecki
hierarchical_section_title: Michał Marian Siedlecki
caption_attribution_description: English: Michał Siedlecki (1873-1940) – Polish zoologist, professor of Jagiellonian University, died in Sachsenhausen Nazi-German concentration camp
context_page_description: Michał Marian Siedlecki was a Polish zoologist.
context_section_description: Michał Marian Siedlecki (8 September 1873, Kraków – 11 January 1940, Sachsenhausen concentration camp) was a Polish zoologist.
caption: Michał Siedlecki
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