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RE: 11th specimen of Archaeopteryx

On Mon, Oct 24th, 2011 at 10:46 AM, Anthony Docimo <keenir@hotmail.com> wrote:

> I don't doubt that Mesozoic cycads and Monkey Puzzles grew in such a way as 
> to discourage
> herbivores - but I don't think they were identical in all ways to their 
> modern kin.

Recent research seems to agree with you. It would seem that the ancestors of 
modern cycads 
arose no earlier than 10 million years ago:



Dann Pigdon
Spatial Data Analyst               Australian Dinosaurs
Melbourne, Australia               http://home.alphalink.com.au/~dannj