The Argument that the Oceanic Crust of the Backarc Aleutian Basin (Bering Sea) Is a Terrane of Pacific Oceanic Crust, Possibly the Kula Plate, Accreted to the North American Plate at ~50-55 Ma

David William Scholl, USGS Geological Survey, Emeritus, Earthquake Science Center, Moffett Field, CA, United States