Karl Grünberg
Karl Grünberg (died 1921, in Rostock) was a German entomologist specialising in Lepidoptera.Karl Grünberg was a professor at the University of Rostock. He wrote the Palearctic Notodontidae section of Adalbert Seitz's ''Die Gross-Schmetterlinge der Erde'' and named several African butterflies. Provided by Wikipedia