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Citation for Study 13154

About Citation title: "New basal iguanodonts from the Cedar Mountain Formation of Utah and the evolution of thumb-spiked dinosaurs.".
About Study name: "New basal iguanodonts from the Cedar Mountain Formation of Utah and the evolution of thumb-spiked dinosaurs.".
About This study is part of submission 13154 (Status: Published).

Citation

Mcdonald A.T., Kirkland J.I., Deblieux D.D., Madsen S.K., Cavin J., Milner A.R., & Panzarin L. 2010. New basal iguanodonts from the Cedar Mountain Formation of Utah and the evolution of thumb-spiked dinosaurs. PloS One, 5(11): 1-35.

Authors

  • Mcdonald A.T.
  • Kirkland J.I.
  • Deblieux D.D.
  • Madsen S.K.
  • Cavin J.
  • Milner A.R.
  • Panzarin L.

Abstract

Basal iguanodontian dinosaurs were extremely successful animals, found in great abundance and diversity almost worldwide during the Early Cretaceous. In contrast to Europe and Asia, the North American record of Early Cretaceous basal iguanodonts has until recently been limited largely to skulls and skeletons of Tenontosaurus tilletti. Herein we describe two new basal iguanodonts from the Yellow Cat Member of the Cedar Mountain Formation of eastern Utah, each known from a partial skull and skeleton. Iguanacolossus fortis gen. et sp. nov. and Hippodraco scutodens gen. et sp. nov. are each diagnosed by a single autapomorphy and a unique combination of characters. Iguanacolossus and Hippodraco add greatly to our knowledge of North American basal iguanodonts and prompt a new comprehensive phylogenetic analysis of basal iguanodont relationships. This analysis indicates that North American Early Cretaceous basal iguanodonts are more basal than their contemporaries in Europe and Asia. Iguanacolossus

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  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S13154
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