Date: 2001-07-06 12:56:41Bighorn Basin Big Horn Mountains Frontier Formation Sundance Formation Bighorn River Madison Group Chugwater Formation Bighorn Canyon National Recreation Area Cloverly Formation Geography of the United States Wyoming Geology of the Rocky Mountains | | A PRELIMINARY ASSESSMENT OF PALEONTOLOGICAL RESOURCES AT BIGHORN CANYON NATIONAL RECREATION AREA, MONTANA AND WYOMINGAdd to Reading ListSource URL: www.nature.nps.govDownload Document from Source Website File Size: 142,00 KBShare Document on Facebook
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