Johan Abraham Gyllenhaal

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Johan Abraham Gyllenhaal , (born December 8, 1750 in Bråttensby , Västra Götalands län ; † July 24, 1788 in Åtvidaberg ) was a Swedish naturalist.

youth

He was the son of the cornet Hans Reinhold Gyllenhaal and Anna Catharina Wahlfelt. His brother Leonard Gyllenhaal was a famous entomologist . Johan Abraham Gyllenhaal attended school in Skara from 1762 , then initially studied law at the University of Lund and in 1769 became a student of Carl von Linné at the University of Uppsala and a student of Torbern Olof Bergman and Daniel Tilas .

The brothers Gyllenhaal were next to Andreas Dahl u. a. the co-founders of the Swedish Topographical Society (Svenska Topographiska Sällskapet) founded in 1769 in Skara, which carried out natural history studies.

job

In 1775 he presented the results of his university work to the Bergskollegium . In the same year he became director of the Åtvidaberg copper works, where he worked until the end of his life. In 1783 he became a mountain master . He was unmarried and bequeathed his considerable scientific collection, property and fortune to the Royal Society of Sciences in Uppsala ; today the collection belongs to the university library.

In 1772 he published a work in paleontology on echinoderms and deposits from the Cambrian . This was the only work that he printed, everything other than a manuscript has survived. He received a lot of fame in his day, but after his death it was soon forgotten. The Swedish archaeologist Rutger Sernander and the historian Hans Sallander wrote a biography about Gyllenhaal in 1935.

His family includes u. a. his great-nephew Stephen Gyllenhaal and his great-great-nephew, the actor Jake Gyllenhaal and his great-niece, the actress Maggie Gyllenhaal .

See also

Web links

Individual evidence

  1. ^ Johan Abraham Gyllenhaal och hans samlingar till en beskrivning över Västergötland. 1935.
personal data
SURNAME Gyllenhaal, Johan Abraham
BRIEF DESCRIPTION Swedish naturalist
DATE OF BIRTH December 8, 1750
PLACE OF BIRTH Bråttensby
DATE OF DEATH July 24, 1788
Place of death Åtvidaberg