Schopf, J.W., 1977, Biostratigraphic usefulness of stromatolitic microbiotas: A preliminary analysis: Precambrian Research, v. 5, p. 143-173. Authors Schopf, J.W. Publication Date 1977 Citation Precambrian Research, v. 5, p. 143-173. State AZ Province CP TR County CN MO Keywords Precambrian Proterozoic Sedimentary Paleontology Invertebrate Biostratigraphy More Keywords Precambrian, Proterozoic, Sedimentary, Paleontology, Invertebrate, Biostratigraphy, AzGeoBib RefNum 8978