Scientific Name Collected By Identified By Date Collected Date Identified Family Institution Catalog Number Type Status Basis Of Record
collected Apatosaurus louisae Earl Douglass William J. Holland 1909 2006 Diplodocidae YPM YPM VP 009526 holotype? FOSSIL_SPECIMEN
collected Colodon cingulatus Earl Douglass 1898 Helaletidae CM 722 holotype FOSSIL_SPECIMEN
collected Mesohippus portentus Douglass Earl Douglass [no agent data] 1908-01-01/1908-12-31 Equidae MCZ VPM-7709 FOSSIL_SPECIMEN
collected Mesocyon drummondanus Douglass Earl Douglass [no agent data] 1902-01-01/1902-12-31 Canidae MCZ VPM-8354 FOSSIL_SPECIMEN
collected Mesohippus portentus Douglass Earl Douglass [no agent data] 1932-01-01/1932-12-31 Equidae MCZ VPM-6918 FOSSIL_SPECIMEN
collected Merycodus agilis (Douglass) Earl Douglass [no agent data] Antilocapridae MCZ VPM-7862 FOSSIL_SPECIMEN
collected Mesohippus latidens Douglass Earl Douglass Earl Douglass 1899-01-01/1899-12-31 1903-12-31 Equidae MCZ VPM-7707 holotype of mesohippus latidens FOSSIL_SPECIMEN
collected Dolichorhinus longiceps Dougl. Earl Douglass [no agent data] Brontotheriidae MCZ VPM-17678 FOSSIL_SPECIMEN
collected Merycoides cursor Douglass Earl Douglass [no agent data] Merycoidodontidae MCZ VPM-17764 FOSSIL_SPECIMEN
collected Dolichorhinus hyognathus Os. Earl Douglass [no agent data] Brontotheriidae MCZ VPM-17681 FOSSIL_SPECIMEN
collected Dryosaurus altus Marsh Earl Douglass [no agent data] Dryosauridae MCZ VPRA-2175 FOSSIL_SPECIMEN
collected Dolichorhinus hyognathus Os. Earl Douglass [no agent data] Brontotheriidae MCZ VPM-17682 FOSSIL_SPECIMEN
collected Protoreodon parvus Marsh Earl Douglass [no agent data] Agriochoeridae MCZ VPM-3342 FOSSIL_SPECIMEN
collected Miomustela madisonae Earl Douglass [no agent data] Mustelidae MCZ VPM-8525 FOSSIL_SPECIMEN
collected Dryosaurus altus Earl Douglass Dryosauridae YPM YPM VPPU 014868 FOSSIL_SPECIMEN
collected Leptomeryx transmontanus Earl Douglass 1899 Leptomerycidae YPM YPM VPPU 014865 FOSSIL_SPECIMEN
collected Diplodocus longus Earl Douglass John S. McIntosh 1912-11 1990 Diplodocidae YPM YPM VP 005704 FOSSIL_SPECIMEN
collected Diplodocus longus Earl Douglass John S. McIntosh 1912-11 1990 Diplodocidae YPM YPM VPPU 021757 FOSSIL_SPECIMEN