TY - BOOK AU - Churkin,Michael AU - Carter,Claire TI - Stratigraphy, structure, and graptolites of an Ordovician and Silurian sequence in the Terra Cotta Mountains, Alaska Range, Alaska U1 - 563.993 PY - 1996/// CY - Washington, D.C. PB - U.S. Geological Survey KW - Graptolites KW - Alaska KW - Terra Cotta Mountain KW - Paleontology KW - Ordovician KW - Silurian KW - Animals, Fossil KW - Terra Cotta Mountains KW - Geology KW - Geology, Stratigraphic N1 - Includes four folded plates in pockets ER -