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Re: THERIZINOSAUROIDEA



In a message dated 98-07-27 18:50:20 EDT, dis@gj.net writes:

<< Neither
  Prosauropods nor ornithischians have pneumatic vertebrae. >>

Some small prosauropods (e.g., _Anchisaurus_) do have pneumatic vertebrae; see
Marsh's original descriptions. I pointed this out to Brooks a few years ago.