Johann Heinrich Fixsen (19 October 1825 in St. Petersburg – 4 September 1899 in Hamburg) was a German entomologist who specialized in the Lepidoptera of the Palaearctic Region.
He wrote Lepidopteren-Verzeichniss der Umgegend von St. Petersburg (In Bull Moscou 22(1)) 1849 and many other scientific works describing new species. His collection is in the Biozentrum Grindel und Zoologisches Museum.
References
External links
Link to Fixsen's collection in the Hamburg museum