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Fwd: R: Iguanodon (was Re: Saltasauridae (was Re: new titano

Somehow the dinosaur list address was received incorrectly (the dot was 
dropped) at this end and when I replied to this post, the message was 
returned as undeliverable. This is second attempt.
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In a message dated 7/28/99 3:33:21 PM EST, TWILLIAMS@canr1.cag.uconn.edu 
writes:

<< I agree.  They seem very closely related; the only justification for 
 splitting up _Iguanodon_ would be if the genus was shown to be 
 paraphyletic.   Some researchers have even considered 
 _atherfieldensis_ and _bernissartensis_ to be the two sexes of a 
 single species. >>

They're less closely related than are Albertosaurus, Gorgosaurus, and 
Daspletosaurus, yet we have three genera there...

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