New basal iguanodonts from the Cedar Mountain Formation of Utah and the evolution of thumb-spiked dinosaurs

A. T. McDonald, J. I. Kirkland, D. D. DeBlieux, S. K. Madsen, J. Cavin, A. R. C. Milner, and L. Panzarin

2010

Article

PLoS One 5(11):e14075:1

Find it at:

http://dx.doi.org/10.1371/journal.pone.0014075

Taxa discussed in this work:

• Hippodraco
• Hippodraco scutodens
• Iguanacolossus
• Iguanacolossus fortis

Taxonomy:

• Iguanacolossus belongs to Styracosterna - McDonald et al. (2010)
• Hippodraco belongs to Styracosterna - McDonald et al. (2010)
• Hadrosauriformes belongs to Styracosterna - McDonald et al. (2010)
• Lanzhousaurus belongs to Styracosterna - McDonald et al. (2010)
• Dakotadon belongs to Styracosterna - McDonald et al. (2010)
• Theiophytalia belongs to Styracosterna - McDonald et al. (2010)
• Cumnoria belongs to Styracosterna - McDonald et al. (2010)
• Callovosaurus belongs to Dryosauridae - McDonald et al. (2010)
• Dryosaurus belongs to Dryosauridae - McDonald et al. (2010)
• Dysalotosaurus belongs to Dryosauridae - McDonald et al. (2010)
• Elrhazosaurus belongs to Dryosauridae - McDonald et al. (2010)
• Valdosaurus belongs to Dryosauridae - McDonald et al. (2010)
• Zalmoxes belongs to Rhabdodontidae - McDonald et al. (2010)
• Muttaburrasaurus belongs to Rhabdodontidae - McDonald et al. (2010)
• Kangnasaurus belongs to Dryosauridae - McDonald et al. (2010)