TY - RPRT TI - Uppermost Precambrian and lowest Cambrian rocks in southeastern Idaho, with contributions to Early Middle Cambrian faunal zones AU - Steven S. Oriel AU - Frank C. Armstrong AU - W. H. Fritz AU - A. R. Palmer PY - 1971 DO - 10.3133/pp394 UR - https://pubs.usgs.gov/publication/pp394 ID - pp394 ER -