Walcott, C.D., 1914, Cambrian Geology and paleontology, III; No. 2--Pre-Cambrian Algonkian algal flora: Smithsonian Miscellaneous Collections, v. 64, p. 77-156. Authors Walcott, C.D. Publication Date 1914 Citation Smithsonian Miscellaneous Collections, v. 64, p. 77-156. State AZ Province CP County CN Placenames Marble Canyon Keywords Paleontology Invertebrate Cambrian More Keywords Paleontology, Invertebrate, Cambrian, AzGeoBib RefNum 10743