First issued in release COL21.4.
Last used in release COL23.9
Published in
White, M. P. (1928). Some index foraminifera of the Tampico Embayment area of Mexico. Parts 1, 2. Journal of Palaeontology, 2(3–4): 177–215; 280–317. https://www.marinespecies.org/foraminifera/aphia.php?p=sourcedetails&id=189934