| Eugen Keyserling|
| April 4, 1889, Dzierzoniow, Poland|Eugen von Keyserling Wikipedia
Eugen von Keyserling (22 March 1833 in Pockroy, Lithuania – 4 April 1889 in Dzierżoniów, Silesia) was a Baltic-German arachnologist.
He studied in the University of Tartu.
He was the author of Die Spinnen Amerikas, and completed Die Arachniden Australiens (1871-1883) on behalf of Ludwig Carl Christian Koch.