NEW ICHNOTAXA OF VERTEBRATE BURROWS FROM THE SALT WASH MEMBER, UPPER JURASSIC MORRISON FORMATION, SOUTH-EASTERN UTAH (USA)
Derek C. W. RAISANEN & Stephen T. HASIOTIS
Department of Geology, University of Kansas, 1475 Jayhawk Blvd., rm 215, Lawrence, Kansas, 66045; e-mails: draisanen@gmail.com, hasiotis@ku.edu