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Re: T-J Extinction event article (more media errors?)



In a message dated 5/12/01 2:54:06 PM EST, tmk@dinosauricon.com writes:

<< Why is this more reasonable than limiting it to the crown clade? I don't
 understand that point. >>

Then what would you call all those mammal-like organisms basal to the crown 
clade (assuming you want to avoid paraphyletic taxa and circumlocutions)? 
They would need a taxon of their own, if you're not going to call them 
mammals.