Media type: E-Article Title: Middle Pennsylvanian Ichnofauna from Eastern Oklahoma, USA Contributor: Lucas, Spencer G.; Lerner, Allan J.; Bruner, Montgomery; Shipman, Paul imprint: Informa UK Limited, 2004 Published in: Ichnos Language: English DOI: 10.1080/10420940490442322 ISSN: 1042-0940; 1563-5236 Keywords: Paleontology Origination: Footnote: