first showed signs of Parkinson's disease, and by 1902, his disability forced him to retire. He gave his personal insect collections to the Museum of Comparative Zoology at Harvard and his library to the Boston Society of Natural History. He died in Boston on May 17, 1911, after several years of seclusion. Works Scudder was a prolific writer, publishing 791 papers between 1858 and 1902. His primary focus was the descriptive taxonomy of insects and insect fossils. He also wrote about insect biogeography and paleobiogeography, insect behavior, ontogeny and phylogeny, insect songs, evolution, and insect biology. In addition to his scientific works, Scudder also wrote several popular books and articles on butterflies. Some of his more notable titles include: Nomenclator Zoologicus (1862) Butterflies: Their Structure, Changes, and Life Histories (1881) Butterflies of the Eastern United States and Canada (1889) The Fossil Insects of North America (two volumes, 1890) Index to the Known Fossil Insects of the World (1891) Tertiary Rhynchophorous Coleoptera of the United States (1893) The Life of a Butterfly (1893) Frail Children of the Air: Excursions into the World of Butterflies (1895) Revision of the Orthopteran Group Melanopli (1897) Everyday Butterflies (1899) Catalogue of the Described Orthoptera of the United States and Canada (1900) Adephagous and Clavicorn Coleoptera from the Tertiary Deposits at Florissant, Colorado (1900) Index to North American Orthoptera (1901) Notes Additional references External links Samuel Hubbard Scudder Open Library The writings of Samuel Hubbard Scudder (1879) by George Dimmock A classed and annotated bibliography of fossil insects (1890) by S.H. Scudder The Student, the Fish, and Agassiz 1837 births 1911 deaths American paleontologists American lepidopterists Scientists from Boston Harvard University alumni Williams College alumni