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Series: GSA Special Papers
Published: 01 September 2014
DOI: 10.1130/2014.2505(06)
Journal Article
Published: 01 March 2014
Journal of the Geological Society (2014) 171 (2): 165-180.
... and C30n were reliably established at Zumaia and are in good agreement with previous studies, new data from Sopelana provide a refinement of the basal age of Chron C31r. Additional planktonic foraminifera and calcareous nannoplankton data from Zumaia, and new calcareous nannoplankton data from Sopelana...
FIGURES | View All (7)
Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2416(12)
... and age of the samples and illustrates the most characteristic nannofossil assemblages. Figure 4. Position of the studied samples for nannoplankton, in relation to the top and bottom of the Majalcorón Formation, in the studied sections located in Figure 1B . Plane polarized light micrographs...
Journal Article
Published: 01 July 2004
Journal of the Geological Society (2004) 161 (4): 695-702.
... into environmental controls on biomineralization in shallow- and deep-water carbonate systems. ‘Biocalcification crises’ are defined here as times of reduced calcification rates of a variety of neritic and planktic organisms, causing widespread carbonate platform collapse and changing calcareous nannoplankton...
Journal Article
Journal: AAPG Bulletin
Published: 01 June 2001
AAPG Bulletin (2001) 85 (6): 947-969.
FIGURES | View All (14)
Journal Article
Published: 01 December 2000
Journal of Micropalaeontology (2000) 19 (2): 153-158.
...PETER A. HOCHULI Abstract Organic microfossils of regular dodecahedral shape are found in the Palaeogene (Lower Oligocene) of the central and northern parts of the Norwegian North Sea. The shape and structure of these fossils are very similar to coccospheres of the calcareous nannoplankton genus...
Series: GSA Special Papers
Published: 01 January 1970
DOI: 10.1130/SPE124-p131