Frequency fluctuations of species abundances as a surrogate means of identifying Late Quaternary oxygen isotopic stages.

1. Cycladophora d. davisiana (rad.) many references, see file in office. The ecology, stratigraphy of the species, and all past studies discussed in the following:

• Bjørklund and Ciesielski, 1994, Marine Micropaleontology, 24:71- 88.
• Ciesielski and Bjørklund, 1995, Marine Micropaleontology, 25:67- 86.

Quantitative analysis of assemblages to reconstrust paleoenvironmental conditions:

• 1. Morley, J.J., and Hays, J.D., 1979. Comparison of glacial and interglacial oceanographic conditions in the South Atlantic from variations in calcium carbonate and radiolarian distributions. Quat. Res., 12:396-408.
• 2. Morley, J.J., 1979. A transfer function for estimating paleoceanographic conditions based on deep-sea surface sediment distribution of radiolarian assemblages in the South Atlantic. Quat. Research, 12:381-395.
• 3. Ciesielski, P.F., and Grinstead, G.P., 1986. Pliocene variations in the position of the Antarctic Convergence in the southwest Atlantic. Paleoceanography, 1:197-232. Factor Analysis-Diatoms