Evolução 199: Hippodraco e Iguanacolossus

(em breve)

McDonald AT, Kirkland JI, DeBlieux DD, Madsen SK, Cavin J, Milner ARC & Panzarin L (2010) New Basal Iguanodonts from the Cedar Mountain Formation of Utah and the Evolution of Thumb-Spiked Dinosaurs. PLoS ONE 5(11): e14075. doi:10.1371/journal.pone.0014075