326 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 90 



U. S. Geological Survey. Cretaceous (Arundel), Maryland, near Beltsvllle, 



J. B. Hatcher in charge. 

 U. S. Geological Survey. Jurassic (Morrison), Wyoming, Albany County, 



"Quarry 9," Fred Brown in charge. 



1889. U. S. Geological Survey. Triassic, North Carolina, Egypt, J. B. Hatcher 



in charge. 

 U. S. Geological Survey. Oligocene, South Dakota, J. B. Hatcher in charge. 

 U. S. Geological Survey. Upper Cretaceous (Lance), Wyoming, Niobrara 



County, Lance Creek, J. B. Hatcher in charge, assisted by C. E. Beecher 



and O. A. Peterson. 



1890. U. S. Geological Survey. Upper Cretaceous (Lance), Wyoming, Niobrara 



County, Lance Creek, J. B. Hatcher in charge, assisted by W. H. 



Utterback, A. L. Sullius, and T. A. Bostwick. 

 U. S. Geological Survey. Oligocene (Chadron), South Dakota, "Bad 



Lands," J. B. Hatcher in charge, assisted by W. H. Utterback, E. B. 



Willson, O. A. Peterson, C. E. Beecher, and Gus Ci-aven. 

 U. S. Geological Survey. Upper Cretaceous (Niobrara), Kansas, Handel T. 



Martin in charge. 

 U. S. Geological Survey. Triassic, North Carolina, J. B. Hatcher in charge. 

 U. S. Geological Survey. Pliocene, Florida, Levy County, near Archer and 



Williston, J. B. Hatcher in charge. 



1891. U. S. Geological Survey. Upper Cretaceous (Lance), Wyoming, Niobrara 



County, J. B. Hatcher in charge, assisted by A. L. Sullins, W. H. Utter- 

 back, A. E. Burrell, and O. A. Peterson. 



1892. U. S. Geological Survey. Upper Cretaceous (Lance), Wyoming, Nio- 



brara County, J. B. Hatcher in charge. 



1899. Union Pacific Railroad. Jurassic (Morrison), Wyoming, Albany County, 



Freeze Out Mountains, Charles Schuchert in charge. 



1900. U. S. Geological Survey'. Trias.sic (Chinle), Arizona, "Tanner's Crossing," 



Barnum Brown in charge. 

 1902. U. S. Geological Survey. Eocene (Bridger), Wyoming, W. D. Matthew 

 and Walter Granger in charge. 



1908. U. S. Geological Survey. Paleocene (Fort Union), Montana, Sweet Grass 



County, A. C. Silberling in charge. 



1909. U. S. Geological Survey. Paleocene (Fort Union), Montana, Sweet Grass 



County, A. C. Silberling and J. W. Gidley in charge. 



1913. U. S. Geological Survey. Upper Cretaceous (Two Medicine), Montana, 



Blackfeet Indian Reservation, C. W. Gilmore in charge, assisted by 

 Floyd Strayer. 



1914. U. S. Geological Survey. Upper Cretaceous (Judith and Claggett). Mon- 



tana, vicinity of Judith P. O. C. W. Gilmore accompanied parry. 

 1916. U. S. Geological Survey. Paleocene (Puerco and Torrejon) and Upper 



Cretaceous (Kirtland), New Mexico, San Juan Basin. J. B. Reeside 



made the collections. 

 1921. U. S. Geological Survey. Pliocene (Cochise) and Pleistocene, Arizona, San 



Pedro Valley, J. W. Gidley and Kirk Bryan. 

 National Park Service. Miocene (Santa Fe marl), New Mexico, near 



Espanola, C. W. Gilmore in charge. 

 1924. National Park Service. Permian (Coconino), Arizona, Grand Canyon, 



footprints, C. W. Gilmore in charge, assisted by A. Metzer. 

 1926. National Park Service. Permian (Coconino and Hermit), Arizona, Grand 



Canyon, footprints, C. W. Gilmore in charge, assisted by Glen 



Sturdevant. 



