Johann Wilhelm Spengel (1852–1921)

German zoologist. PhD in zoology, University of Göttingen, 1875. Librarian, Zoological Station in Naples, 1877–8. Head of municipal natural history and ethnography collections, Bremen, from 1881. Editor of the Zoologische Jahrbücher from 1886. Professor of zoology and comparative anatomy, University of Giessen, from 1887.