Breadcrumb Home Research News Three University of Iowa Specimens Cited in Article on Pentaradial Echinoderms (July 2017) Monday, September 28, 2020 https://bioone.org/journals/journal-of-paleontology/volume-91/issue-4/jpa.2017… New insights concerning homology of the oral region and ambulacral system plating of pentaradial echinoderms Colin D. Sumrall Specimens cited: SUI 97598 SUI 97599 SUI 134856