Catalog number: FR 5866

Identifications: Saurischia

Tyrannosaurus rex, Preferred

Dynamosaurus imperiosus, Genotype

Components:
Lower jaws & skeleton. Sold to BM(NH) May 1960

Locality: 7 Mile Creek WY
Niobrara (county), Wyoming, The United States of America, North America, 6 mi. N of Cheyenne River

Collector: B. Brown

Time: Mesozoic, Cretaceous

Rock Units: Lance, Laramie