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Re: Vertebral spines on sauropods...



Thomas R. Holtz, Jr. wrote:
>
> 
> As I interpreted it, that was Brian (or Jaime's?) original question: was it
> a sail, or was it a bunch of individual isolated spikes.
> 
The bifracated neural spines are not parrell to each other, they are
slightly offset and the majority of them are even strieght. (could this
be from fossilization?). 

I wrote an article about sauropod necks for Prehistoric times last year
(?) and talked about Amaragasaurus.

Tracy