Re: Spinosaurus sail

[Josh Smith <smithjb@sas.upenn.edu>]

Mickey Mortimer wrote:

> Oberon wrote-
>
> > It is interesting to note that the adult _Spinosaurus_ might have had the
> highest spines over 250 cm tall, provided that it had the similar
> proportions of the immature (holotype) specimen. It is possible that the
> adult had relatively taller spines (3 meters?). A speculation, until we get
> more new material...
>
> Immature holotype!  If the holotype was 17.4 meters and immature, think of
> how huge the adult would be- 20 meters?  25 meters?  Can anyone confirm the
> age of the holotype?
>
> Mickey Mortimer

Yeah, as far as I know, the holotype of _S. aegypticaus_ was supposed to be
sub-adult.



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Josh Smith
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