Re: Brontosaurus/Apatosaurus

[Betty Cunningham <bettyc@flyinggoat.com>]

Does this actually mean what I think it means? That a juvenile sauropod
has a different number of vertebrae than an adult?  How do you figure?

-Betty Cunningham

twilliams@canr1.cag.uconn.edu wrote:
> Something which bugs me is that the holotype of _Apatosaurus_ is
> actually an immature specimen - in fact, the characters which Marsh
> originally used to differentiate _Apatosaurus_ from _Brontosaurus_
> (such as lower no. of sacral vertebrae) are juvenile characters.