Nusbaum-Hilarowicz, Józef (1859–1917)
Dembowski, Jan (1889–1963)
Thompson, D'Arcy Wentworth, Sir (1860–1948)
Demel, Kazimierz (1889–1978)
Wasmann, Erich S. J. (1859–1931)
Mitchell, P. Chalmers (1864–1945)
Guenther, Konrad (1874–1955)
Haeckel, Ernest (1834–1919)
Hertwig, Richard (1850–1937)
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