Breadcrumb Home Research News 7 University of Iowa Specimens Used in Article on Pelmatozoans (July 2016) Monday, September 28, 2020 https://bioone.org/journals/journal-of-paleontology/volume-90/issue-4/jpa.2016… Exaptation of pelmatozoan oral surfaces: constructional pathways in tegmen evolution William I. Ausich, Thomas W. Kammer Specimens cited: SUI 2057 SUI 2059 SUI 2073 SUI 18152 SUI 32936 SUI 56021 SUI 134856