rex skeletons were usually missing over half of their bones. The group was excited, as it was evident that much of the dinosaur had been preserved. The crew ordered extra plaster and, although some of the crew had to depart, Hendrickson and a few other workers began to uncover the bones. Highlighted green are the real fossilized bones. Later, closer examination of the site showed many visible bones above the ground and some articulated vertebrae. rex by their distinctive contour and texture. He determined that the bones were from a T. She returned to camp with two small pieces of the bones and reported the discovery to the president of the Black Hills Institute, Peter Larson. She looked above her to see where the bones had originated, and observed larger bones protruding from the wall of the cliff. As she was walking along the base of a cliff, she discovered some small pieces of bone. While the rest of the group went into town to repair the truck, Sue Hendrickson decided to explore the nearby cliffs that the group had not checked. However, a flat tire was discovered on their truck before the group could depart on August 12. By the end of the summer, the group had discovered Edmontosaurus bones and was ready to leave. Discovery ĭuring the summer of 1990, a group of workers from the Black Hills Institute, located in Hill City, searched for fossils at the Cheyenne River Indian Reservation in western South Dakota near the city of Faith. Sue is now a permanent feature at the Field Museum of Natural History in Chicago, Illinois. rex Stan was auctioned for US$31.8 million. FMNH PR 2081 was discovered on August 12, 1990, by American explorer and fossil collector Sue Hendrickson, and was named after her.Īfter ownership disputes were settled, the fossil was auctioned in October 1997 for US$8.3 million, the highest amount ever paid for a dinosaur fossil until Octowhen T. Sue is the nickname given to FMNH PR 2081, which is one of the largest, most extensive, and best preserved Tyrannosaurus rex specimens ever found, at over 90 percent recovered by bulk. Sue on display in the Field Museum of Natural History, ChicagoĬheyenne River Indian Reservation, South Dakota, U.S.

T rex simple drawing