The foraminifera of the Portlandian (late Jurassic) Bethelsdorp formation of the onshore Algoa Basin, Eastern Cape Province : their stratigraphic position compared with other early Graben infill successions of the South African Continental Margin /
McMillan, I. K.
Clovelly : Les Rosalines,
2010.
Includes bibliographical references and index.
Geology
Foraminifera, Fossil