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Re: Just Add Dinosaur
In a message dated 11/24/09 7:14:44 PM, quailspg@frii.com writes:
<< But don't forget paleobotanist Kirk Johnson's warning about flat-topped
or
umbrella-shaped araucarias. They are not necessarily the shape of Mesozoic
conifers. >>
There are whole lots of araucarians of differing shapes. Which if any are
most appropriate to the largely extinct species sauropods etc chowed down is
obscure. The classic monkey puzzle umbrella species may have appeared by the
mid Cretaceous in S. America where titanosaurs may have fed on them (and
perhaps contributed to their strange shape).
GSPaul
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