TY - RPRT TI - A new pterosaur tracksite from the Jurassic Summerville formation, near Ferron, Utah AU - Debra L. Mickelson AU - Martin G. Lockley AU - John Bishop AU - James I. Kirkland PY - 2003 DO - 10.1080/10420940490445437 UR - https://pubs.usgs.gov/publication/70025326 ID - 70025326 ER -