Upper Cretaceous Foraminifera of the Gulf Coastal region of the United States and Adjacent Areas Geological Survey Professional Paper
Cushman, Joseph A.
Upper Cretaceous Foraminifera of the Gulf Coastal region of the United States and Adjacent Areas Geological Survey Professional Paper - 1 - 241
90-803122-4-X
Upper Cretaceous Foraminifera of the Gulf Coastal region of the United States and Adjacent Areas Geological Survey Professional Paper - 1 - 241
90-803122-4-X