[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: T-J Extinction event article (more media errors?)

To: dinosaur@usc.edu
Subject: Re: T-J Extinction event article (more media errors?)
From: Dinogeorge@aol.com
Date: Sat, 12 May 2001 13:58:26 EDT
Reply-to: Dinogeorge@aol.com
Sender: owner-dinosaur@usc.edu

In a message dated 5/12/01 5:40:27 AM EST, david.marjanovic@gmx.at writes:

<< >      But as far as cladistically restricting Mammalia to the crown group
 
 I don't advocate that, for the reasons you mention. >>

It seems to me that the most reasonable clade that could be given the name 
Mammalia would be the clade of all amniotes more closely related to extant 
crown-group mammals than to the next closest (i.e., the other) amniote 
crown-group, which would be "reptilia+aves."

Follow-Ups:
- Re: T-J Extinction event article (more media errors?)
  - From: "Jaime A. Headden" <qilongia@yahoo.com>
- Re: T-J Extinction event article (more media errors?)
  - From: "T. Mike Keesey" <tmk@dinosauricon.com>

Prev by Date: Re: T-J Extinction event article (more media errors?)
Next by Date: bacteria, dinosaurs, and man
Previous by thread: Re: T-J Extinction event article (more media errors?)
Next by thread: Re: T-J Extinction event article (more media errors?)
Indexes: