Sphenolithus sp.


Classification: Coccolithophores -> Discoasterales -> Sphenolithaceae -> Sphenolithus -> Sphenolithus sp.
Sister taxa: S. capricornutus group, S. dissimilis group, S. moriformis group, S. heteromorphus group, S. predistentus group, S. furcatolithoides group, S. radians group, S. conspicuus group, S. sp.,

Taxonomy:

Citation: Sphenolithus sp.
Rank: Species

Distinguishing features: Specimens which cannot be assigned to established species

Farinacci & Howe catalog pages:

Search data:
Tags
MetricsLith size: 0->0µm;
Sources:
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NN15 zone (3.70-3.92Ma, top in Zanclean stage). Data source: same as genus
First occurrence (base): within NP4 zone (61.51-63.25Ma, base in Danian stage). Data source: same as genus

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: Sphenolithus sp., synonyms included - Sphenolith (unspecified taxon or taxa); Sphenolithus "spinatus"; Sphenolithus (all Sphenolithus taxa); Sphenolithus (unspecified taxon or taxa); Sphenolithus abies (q); Sphenolithus aff. ciperoensis; Sphenolithus aff. distentus; Sphenolithus belemnos (q); Sphenolithus ciperoensis (q); Sphenolithus dissimilis (q); Sphenolithus dissimilis/belemnos; Sphenolithus distentus/ciperoensis; Sphenolithus gr. moriformis/abies; Sphenolithus heteromorphus (?); Sphenolithus predistentus/distentus intergrade; Sphenolithus pseudoradians/radians; Sphenolithus sp.; Sphenolithus sp. 1; Sphenolithus sp. aff. S. anarrhopus; Sphenolithus sp. cf S. dissimilis; Sphenolithus sp. cf. S. capricornutus; Sphenolithus sp. cf. S. radians; Sphenolithus sp. cf. conicus; Sphenolithus sp. cf. neoabies; Sphenolithus sp. cf. primus; Sphenolithus spp.; Sphenolithus spp. (small); small Sphenolithus spp.; Sphenolithus moriformis group;
  • space-time plot :: Samples map :: Parent: Sphenolithus

    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 :: view :: open

    Bown, P. R. & Newsam, C. (2017). Calcareous nannofossils from the Eocene North Atlantic Ocean (IODP Expedition 342 Sites U1403–1411). Journal of Nannoplankton Research. 37(1): 25-60. gs :: view :: open

    Müller, C. (1974). Calcareous nannoplankton, Leg 25 (Western Indian Ocean). Initial Reports of the Deep Sea Drilling Project. 25: 579-633. gs :: ::

    Perch-Nielsen, K. (1971). Einige neue Coccolithen aus dem Paläozän der Bucht von Biskaya und dem Eozän der Labrador See. Bulletin of the Geological Society of Denmark. 21: 347-361. 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 :: view :: open

    Perch-Nielsen, K. (1977). Albian to Pleistocene calcareous nannofossils from the Western South Atlantic, DSDP Leg 39. Initial Reports of the Deep Sea Drilling Project. 39: 699-823. gs :: view :: open

    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 :: ::

    Young, J. R. (1998). Neogene. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 225-265. gs :: ::


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    Sphenolithus sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 8-7-2020

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1321 Go to Archive.is to create a permanent copy of this page - citation notes



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