Cretaceous-Tertiary boundary in the Antarctic: Climatic cooling precedes biotic crisis

• Main Authors: Stott, Lowell D., Kennett, James P.
• Format: Other/Unknown Material
• Language: unknown
• Published: 1988
• Subjects: ENVIRONMENT POLLUTION; Antarctic; Southern Ocean; The Antarctic; Weddell Sea; Weddell; Maud Rise; Antarc*; Antarctica
• Online Access: http://hdl.handle.net/2060/19890012021

Stable isotopic investigations were conducted on calcareous microfossils across two deep sea Cretaceous-Tertiary boundary sequences on Maud Rise, Weddell Sea, Antarctica. The boundary is taken at the level of massive extinctions in calcareous planktonic microfossils, and coincides with a sharp litho...