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Re: Ornithomimid beaks

To: graydon@dsl.ca, qilongia@yahoo.com
Subject: Re: Ornithomimid beaks
From: "Marilyn Wegweiser" <mdwegweiser@hotmail.com>
Date: Sat, 01 Sep 2001 14:45:32 +0000
Cc: dinosaur@usc.edu, david.marjanovic@gmx.at
Reply-to: mdwegweiser@hotmail.com
Sender: owner-dinosaur@usc.edu

<SNIP>


How many times did beaks evolve?

Many, many times. Look at the Mollusca for example. There are many with beaks. A beak is a polyphyletic derivision.

cheers,
M


=00=  =00=  =00=  =00=
Marilyn D. Wegweiser, Ph.D.
CMC Research Associate
Adjunct Curator of Vertebrate Paleontology
Cincinnati Museum Center
Geier Collections and Research Center


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