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Were dinosaur ecosystems continent-sized? (resend)

Resent, this time in plain text... :-)
According to this analysis, yes:
 A couple of problems right off the top:

1. No faunas from Utah, New Mexico or Texas are included in the dataset. 
2. The upper Maastrichtian Scollard fauna is not included, but the lower-middle 
Maastrichtian Horseshoe Canyon fauna is...
It's an interesting coincidence in time this appears a few days after the 
publication of a new pachycephalosaur (_Texacephale_), where the authors 
suggest exactly the opposite scenario: 
Guy Leahy