Which major parts of the *Dreadnoughtus* skeleton were notably absent from the recovered material?

Answer

The skull or the very end of the tail

While the major weight-bearing structures were present, the recovered fossil material did not include the skull or the very end section of the tail.

Which major parts of the *Dreadnoughtus* skeleton were notably absent from the recovered material?
fossilanatomydinosaursauropodtitanosaur