http://www.hmnh.org/archives/2007/06/13/little-dawn-runner/ The institutionalized doodles and discoveries of a dead-animal designer. Thu, 20 Oct 2011 21:55:17 +0000 http://wordpress.org/?v=2.9.1 hourly 1 http://www.hmnh.org/archives/2007/06/13/little-dawn-runner/comment-page-1/#comment-10834 Zach Miller Thu, 14 Jun 2007 17:40:21 +0000 http://www.hmnh.org/archives/2007/06/13/little-dawn-runner/#comment-10834 This basically destroys any concept of a "Heterodontosauriformes" as in the Yinlong description. I'd like to know exactly when the ornithischian quadraradiate pelvis evolved. One would think that the "original" ornithischian had a more tri-radiate pelvis by virtue of its ancestry. This basically destroys any concept of a “Heterodontosauriformes” as in the Yinlong description. I’d like to know exactly when the ornithischian quadraradiate pelvis evolved. One would think that the “original” ornithischian had a more tri-radiate pelvis by virtue of its ancestry.

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