Stable Isotopes in Benthic Foraminifera: Seasonal Variation in Large Tropical Species

See allHide authors and affiliations

Science  15 Aug 1980:
Vol. 209, Issue 4458, pp. 803-805
DOI: 10.1126/science.209.4458.803


The shells of large benthic foraminifera contain a record of seasonal temperature ranges and life history stages. Marginopora vertebralis and Cyclorbiculina compressa show distinct differences in life history, growth rate history, and life-span, as reflected in stable isotope patterns within their shells.