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 T2 - U.S. Geological Survey professional paper AV - QE840.5 .C48 1995 U1 - 563/.993 20 PY - 1995/// CY - Menlo Park, CA, Washington PB - U.S. Geological Survey, U.S. G.P.O. KW - Graptolites KW - Alaska KW - Terra Cotta Mountains KW - Local KW - Geology, Stratigraphic KW - Silurian KW - Ordovician KW - Geology KW - Terra Cotta Mountians KW - Animals, Fossil KW - Paleontology KW - Ordovocian N1 - Includes bibliographical references and index ER -