Taxonomy:
Distinguishing features: Elliptical holococcolith with 8 to 1 2rim elements and 4 to 6 central area elements arranged in two rows.
Farinacci & Howe catalog pages: M. ponticus *
Search data:Tags | LITHS: holococcolith, elliptical, CROSS-POLARS: R-prominent, |
Metrics | Lith size: 4->5µm; Data source notes: lith size from OD & extended slightly |
Geological Range:
Last occurrence (top): within NP14b subzone (46.29-47.84Ma, top in Lutetian stage). Data source: Shamrock & Watkins 2012
First occurrence (base): within Paleocene Epoch (55.96-66.04Ma, base in Danian stage). Data source: Varol 1989
Plot of occurrence data:
Shamrock, J. L. & Watkins, D. K. (2012). Eocene calcareous nannofossil biostratigraphy and community structure from Exmouth Plateau, Eastern Indian Ocean (ODP Site 762). Stratigraphy. 9(1): 1-11. gs Varol, O. (1989c). Palaeocene calcareous nannofossil biostratigraphy. In, Crux, J. A. & van Heck, S. E. (eds) Nannofossils and their applications: Proceedings of the 2nd INA Conference, London 1987. British Micropalaeontological Society Publication Series. 265-310. gs V OReferences:
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Multipartis ponticus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 28-2-2021
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