The relationship of Globigerinoides bisphericus Todd 1954 to Praeorbulina sicana (de Stefani) 1952. J. Foraminiferal Res. 11, 262–267. ... Johnson, C.C., Barron, E., Kauffman, E., Arthur, M., Fawcett, P., Yasuda, M., 1996.
Johnson, K.G., Todd, J.A., Jackson, J.B.C., 2007. Coral reef development drives molluscan diversity increase at local and regional scales in the late Neogene and Quaternary of the southwestern Caribbean. Paleobiology 33, 24–52.
This important text, now in its Second Edition, is in considerable demand and is now being republished by UCL Press.
Biostratigraphic and Geological Significance of Planktonic Foraminifera
They can be dated by the presence of a few key planktonic foraminiferal taxa, which provide excellent biostratigraphic markers, and are sometimes the only forms that can be used to date carbonate successions (see Fig.
This important text, now in its Second Edition, is in considerable demand and is now being republished by UCL Press.