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Re: Maiasaura stuff in this week's _Science_

To: Multiple recipients of list <dinosaur@lepomis.psych.upenn.edu>
Subject: Re: Maiasaura stuff in this week's _Science_
From: rowe@lepomis.psych.upenn.edu (Mickey Rowe)
Date: Thu, 16 May 1996 10:55:49 -0400
Reply-to: rowe@lepomis.psych.upenn.edu
Sender: dinosaur@lepomis.psych.upenn.edu

Nick Pharris <pharrinj@PLU.edu> asked:

> OK.  What skeletal features *do* indicate altriciality??

An incompletely ossified posterior region of the pelvic girdle.  The
pelvic girdles of supposedly perinatal _Maiasaura_, _Orodromeus_,
_Hypacrosaurus_, _Oviraptor_ and _Therizinosaurus_ are all well
ossified.  Read the article, Nick.

-- 
Mickey Rowe     (rowe@lepomis.psych.upenn.edu)

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