Table T5. Adjustment factors for oxygen and carbon isotopes.
Species
13C
18O
Cibicidoides wuellerstorfi 0.00 0.64
Cibicidoides kullenbergi 0.00 0.64
C. wuellerstorfi + C. kullenbergi 0.00 0.64
Uvigerina sp. 0.90 0.00
Cibicidoides spp. 0.00 0.50
Oridorsalis sp. 1.00 0.00
Cibicidoides + Oridorsalis 0.50 0.32
Globigerinoides ruber 0.00 0.00
Globigerinoides sacculifer –0.35 –0.32

Notes: Benthic foraminifer standards: 13C = C. wuellerstorfi, 18O = U. peregrina. Planktonic foraminifer standard: G. ruber. Adjustment factors after Shackleton et al. (1995), Shackleton and Hall (1983, 1990), and Z. Jian et al. (2003, unpubl. data).