Archaeopterygid bird from China

John Grehan jgrehan at SCIENCEBUFF.ORG
Thu Mar 31 12:39:35 CST 2005

> John,
>      Well, if you read both of my posts, you will see that my
> is that Archaeopterygidae arose in "Asia", which is hardly a
> area.  

It is restricted in that it is a smaller area than the total range of
the group. If one said that the group originated over a range
encompassing (but not necessarily restricted to) the current records I
would be inclined to see that as something empirical.


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