Black Hills Expedition (1900)
- Existence: 1900 October - 1900 November
G. R. Wieland (Yale University), Albert Thompson and Walter Granger explored the Jurassic-Cretaceous rim of the Black Hills, South Dakota in October and November of 1900. They secured fossils from two herbivorous dinosaurs near Sturgis, South Dakota. Wieland collected other fossils near Piedmont and Buffalo Gap.