84 - Pleurocoelus - A Mystery Sauropod

One of the most difficult parts of describing a new species of dinosaur is knowing if the bones you've found are from a new species, or could these bones represent a different growth stage from a similar dinosaur that has already been named.
Learn about this cool long-necked dinosaur and hear Dinosaur George describe how difficult it can be for paleontologists to identify the species. 

Support the show