Carbon and Oxygen Isotope Variation in Bivalves from Cretaceous and Paleocene of Seymour Island, Antarctica

These include bulk sample analyses averaging multiple years of growth for in individual specimens and high resolution analyses for select bivalves resolving subannual seasonal records. Data are also included for belemnites and foraminifers present within the late Cretaceous.

Minor element data are included for some, but not all specimens. Genera and Species examined include: Cucullaea antarctica, Cucullaea ellioti, Dozyia drygalskiana, Eselaevitrigonia regina, Lahillia larseni, and Nordenskjoldia nordenskjoldi.