Jacob Theodor Klein
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Jacob Theodor Klein was a German jurist, historian, botanist, zoologist, mathematician and diplomat in service to the King of Poland, Augustus II the Strong. He established a botanical garden and mena
Portrait of Jacob Theodor Klein by Jacob Wessel (1759)
A portrait of Klein, from his time as Secretary of Danzig, featured in Historiae Piscium Naturalis
An illustration of Klein's botanical garden by Johann Mentzel (1750), featured on the title page of Klein's Historiae Avium Prodromus
Illustrations from Historiae Piscium Naturalis
Johann Philipp Breyne
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Johann Philipp Breyne FRS, was a German botanist, palaeontologist, zoologist and entomologist. He is best known for his work on the Polish cochineal, an insect formerly used in production of red dye.
Jacob Theodor Klein
…Klein began his scientific works in 1713 and began publishing his findings by 1722, as a member of the Institute of Sciences in Bologna. Influenced by Johann Philipp Breyne, his works dealt with matters of zoological nomenclature, and he set up his own system of classification of animals, which was based on the number…
Illustration from critique of Dissertatio physica de polythalamis published in Acta Eruditorum, 1732