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Re: Declining pterosaur diversity

To: jbois@umd5.umd.edu, dinosaur@usc.edu
Subject: Re: Declining pterosaur diversity
From: "James R. Cunningham" <jrccea@bellsouth.net>
Date: Mon, 29 Nov 2004 07:44:03 -0800
References: <Pine.OSF.4.51.0411141019140.27878@marlowe.umd.edu> <010a01c4cf1e$3b06b3c0$0300a8c0@IPC> <00fc01c4cfe7$b9af6090$0300a8c0@IPC>
Reply-to: jrccea@bellsouth.net
Sender: owner-dinosaur@usc.edu


John Bois wrote:

> On Sat, 27 Nov 2004, David Marjanovic wrote:
>
> The authors propose inverting the traditional
> question of "When did the last pterosaurs and dinosaurs become extinct?",
> to "When did mammals and birds start replacing small dinosaurs and
> pterosaurs?" (This is a question I have often asked on this list.)

I've got a similar question, "When did birds start replacing large
pterosaurs"?JimC

References:
- Copeing with mammals
  - From: John Bois <jbois@umd5.umd.edu>
- Re: Copeing with mammals
  - From: David Marjanovic <david.marjanovic@gmx.at>
- Re: Copeing with mammals
  - From: David Marjanovic <david.marjanovic@gmx.at>

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