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Re: Dimetrodon

To: Multiple recipients of list <dinosaur@lepomis.psych.upenn.edu>
Subject: Re: Dimetrodon
From: Mark Sumner <range@inlink.com>
Date: Sun, 5 May 1996 08:32:01 -0400
Reply-to: range@inlink.com
Sender: dinosaur@lepomis.psych.upenn.edu

Steve Jackson wrote:

> The sail-backed <I>Dimetrodon<$> is one of the best-known prehistoric
> animals, and is often found in sets of dinosaur models, but it was not a
> dinosaur.
> It was a <I>sphenacodont,<$> and was more closely related to mammals than
> to reptiles. It actually lived in the Permian Age, long before the

Hmm.  Perhaps you should insert the word "modern" in here, as in
"more closely related to modern mammals than to modern reptiles."

As a "mammal-like reptile," sphenacodonts are still reptiles,
and so about as closely related to reptiles as you can get. <g>

(and I need to get in touch with you guys about ideas for the
Artemis Society one of these days)

Mark
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