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Bluestar
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Posted 3 Years, 3 Months ago #1
Assuming that all birds living today are descended from bird species that survived the KT extinction, what fossil evidence has been found that shows a continuity across the boundary for those species? Psittacines, for example. Were there Psittacines 65MY ago? Or did they branch off from an older species sometime in the more recent past?

John M.
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FiLoFrAk
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Posted 3 Years, 3 Months ago #2
I think Chatterjee has described a Cretaceous loon.
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Linda2
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Posted 3 Years, 3 Months ago #3
I did some poking around on the web last night, and came across this interesting link:
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