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IRN: 2413762
Taxonomic Name: Brachiosaurus altithorax Riggs, 1903
Catalog Number: P 25107
Family: Brachiosauridae |
IRN: 2408746
Taxonomic Name: Tyrannosaurus rex Osborn, 1905
Catalog Number: PR 2081
Family: Tyrannosauridae
Collector: Black Hills Institute of Geological Research, Inc.
Earliest Period: Cretaceous
Latest Period: Cretaceous |