Books Physical description ix, 276 p. front., illus., LXI pl. 24 cm Data Source Smithsonian Libraries Topic Bones Skeleton siris_sil_122587 SIL HUMAN OSTEOLOGY COMPRISING A DESCRIPTION OF THE BONES ...
Scientists have confirmed that Nanotyrannus was a mature species, not a young T. rex. A microscopic look at its hyoid bone provided the key evidence, matching growth signals seen in known T. rex ...
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