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Re: grass

There was a paper in Science based on phytoliths, the silica crystals found in 
grasses, and in this case in a pile of dino-dung. I wrote about it for New 

At 8:16 AM -0500 11/7/06, Scott wrote:
>Hi List--
>Justin Roepel mentioned:
>>illustrate the fact that grass hadn't evolved,<
>I thought I remembered reading someplace recently that there was evidence
>that grass was more widespread in the late Cretaceous than was formerly
>believed...? Can anyone confirm, or did I make this up? At the time I
>remember thinking, "So maybe the arrays of teeth in T. horridus were an
>adaptation for grass-eating..."
>Scott Perry
>High Mountain Writers' House
>Irasburg, Vermont

Jeff Hecht, science & technology writer
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