Breadcrumb Home Research News University of Iowa Specimen Featured in Late Carboniferous Coleoid Article (March 2018) Monday, September 28, 2020 https://bioone.org/journals/journal-of-paleontology/volume-92/issue-2/jpa.2017… A new late Carboniferous coleoid from Oklahoma, USA: implications for the early evolutionary history of the subclass Coleoidea (Cephalopoda) Larisa A. Doguzhaeva, Royal H. Mapes Specimen cited: SUI 62497