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

In a message dated 5/12/01 11:58:54 PM EST, qilongia@yahoo.com writes:

<< This group has a name, however, Synapsida, so you'd have to argue against 
usage of Synapsida to formulate Mammalia under this sense. >>

My understanding is that Synapsida presently includes Mammalia as a subtaxon. 
What say you?