Preliminary report on paleontology of Black Hills, containing descriptions of new species of fossils from Potsdam, Jurassic, and Cretaceous formations of Black Hills of Dakota
Contributors: Whitfield, Robert P.; Geographical and Geological Survey of Rocky Mountain Region
Publisher: U.S. G.P.O.
Published: 1877
Place of publication: Washington, D.C
Format: Microform
Subjects: Paleontology -- North Dakota -- Black Hills.