Johan Wilhelm Zetterstedt

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Johan Wilhelm Zetterstedt (1785-1874) was a Swedish naturalist who worked mainly on Diptera and Hymenoptera. Zetterstedt studied at the University of Lund, where he was a pupil of Anders Jahan Retzius. He received the title of professor in 1822 and succeeded Carl Adolph Agardh as professor of botany and practical economy in 1836, retiring as emeritus in 1853. In 1831, he was elected a member of the Royal Swedish Academy of Sciences.