Discoaster kuepperi


Classification: Coccolithophores -> Discoasterales -> Discoasteraceae -> Discoaster -> D. multiradiatus group -> Discoaster kuepperi
Sister taxa: D. delicatus, D. multiradiatus, D. lenticularis, D. wemmelensis, D. mohleri, D. nobilis, D. salisburgensis, D. barbadiensis, D. spinescens, D. kuepperi, D. splendidus, D. diastypus, D. bifax,

Taxonomy:

Citation: Discoaster kuepperi Stradner, 1959
Rank: Species
Synonyms: Discoasteroides kuepperi (Stradner, 1959) Bramlette & Sullivan 1961

Distinguishing features: Medium sized rosette-shaped discoasters with very large flaring boss on one side; 8-12 rays joined along most of their length with simple ray tips.

Farinacci & Howe catalog pages: Discoaster kuepperi *

Search data:
TagsLITHS: nannolith-radiate, rosette-shaped, RIM: free-rays-short, PROCESS: boss,
CSPH: not known, V-UNITS: all, R-UNITS: none, DETAILS: 1ou,
MetricsLith size: 5->10µm; Segments: 8->10;
Sources: size from illustrated specs
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP14 zone (46.29-49.11Ma, top in Lutetian stage). Data source: PRB entry to Nannotax
First occurrence (base): within NP11 zone (53.70-54.17Ma, base in Ypresian stage). Data source: PRB entry to Nannotax

Plot of occurrence data:

  • Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
  • Note to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.
  • Taxon plotted: Discoaster kuepperi, synonyms included - Discoaster kuepperi; Discoasteroides kuepperi;
  • space-time plot :: Samples map :: Parent: D. multiradiatus group

    References:

    Bown, P. R. & Dunkley Jones, T. (2012). Calcareous nannofossils from the Paleogene equatorial Pacific (IODP Expedition 320 Sites U1331-1334). Journal of Nannoplankton Research. 32(2): 3-51. gs

    Bown, P. R. (2005d). Palaeogene calcareous nannofossils from the Kilwa and Lindi areas of coastal Tanzania (Tanzania Drilling Project 2003-4). Journal of Nannoplankton Research. 27(1): 21-95. gs

    Bramlette, M. N. & Sullivan, F. R. (1961). Coccolithophorids and related nannoplankton of the Early Tertiary in California. Micropaleontology. 7(129-188): -. gs

    Perch-Nielsen, K. (1971b). Elektronenmikroskopische untersuchungen an Coccolithen und verwandten Formen aus dem Eozan von Danemark. Biologiske Skrifter. Kongelige Danske Videnskabernes Selskab. 18(3): 1-76. gs

    Perch-Nielsen, K. (1972). Remarks on Late Cretaceous to Pleistocene coccoliths from the North Atlantic. Initial Reports of the Deep Sea Drilling Project. 12: 1003-1069. gs

    Pospichal, J. J. & Wise, S. W. (1990c). Paleocene to Middle Eocene calcareous nannofossils of ODP sites 689 and 690, Maud Rise, Weddell Sea. Proceedings of the Ocean Drilling Program. Scientific Results. 113: 613-638. gs

    Self-Trail, J. (2011). Paleogene Calcareous Nannofossils of the South Dover Bridge core, Southern Maryland (USA). Journal of Nannoplankton Research. 32(1): 1-28. gs

    Shepherd, C. L. & Kulhanek, D. K. (2016). Eocene nannofossil biostratigraphy of the mid-Waipara River section, Canterbury Basin, New Zealand. Journal of Nannoplankton Research. 26(1): 33-59. gs

    Stradner, H. (1959a). Die fossilen Discoasteriden Osterreichs. II. Erdoel-Zeitschrift. 75(12): 472-488. gs

    Stradner, H., Aubry, M. -P. & Bonnemaison, M. (2010). Calcareous nannofossil type specimens in the collection of the Geological Survey of Austria: A taxonomic and stratigraphic update. Jahrbuch der Geologischen Bundesanstalt. 150(1-2): 9-84. gs

    Theodoridis, S. (1984). Calcareous nannofossil biostratigraphy of the Miocene and revision of the helicoliths and discoasters. Utrecht Micropaleontological Bulletin. 32: 1-271. gs

    Varol, O. (1998). Palaeogene. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 200-224. gs


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    Discoaster kuepperi compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 10-12-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=473 Go to Archive.is to create a permanent copy of this page - citation notes



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