Tags: Entomologist.
Jean-Charles Jacobs (1821–1907) was a Belgian doctor and entomologist a pupil of Constantin Wesmael. He graduated in medicine from the University of Brussels but never abandoned the study of insects and was one of the founders of the Société entomologique de Belgique. He concentrated on the Hymenoptera often in collaboration with Jules Tosquinet turning to Diptera later in life .