Perchnielsenella stradneri


Classification: Mesozoic -> Watznaueriales -> Watznaueriaceae -> Perchnielsenella -> Perchnielsenella stradneri
Sister taxa: P. stradneri, P. sp.,

Distinguishing features: Medium to large, barrel-shaped coccoliths that are highly-birefringent and seen in both side and plan view. Narrow central area.


Taxonomy:

Citation: Perchnielsenella stradneri (Perch-Nielsen, 1973) Watkins in Watkins & Bowdler, 1984
Rank: Species
Basionym: Lithastrinus stradneri Perch-Nielsen 1973
Synonyms: Cylindralithus stradneri (Perch-Nielsen, 1973) Romein 1977

Farinacci & Howe catalog pages: Lithastrinus stradneri * , ,

Distinguishing features: Medium to large, barrel-shaped coccoliths that are highly-birefringent and seen in both side and plan view. Narrow central area.

See also: Cylindralithus oweinae ;Cribrocorona gallica - rather similar;

Geological Range:
Last occurrence (top): at top of Maastrichtian Stage (100% up, 66Ma, in Maastrichtian stage). Data source: Lees & Bown 2005 - consistently present to end Cret
First occurrence (base): within Campanian Stage (72.05-83.64Ma, base in Campanian stage). Data source: Burnett 1998

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: Perchnielsenella stradneri, synonyms included - Cylindralithus stradneri; Perchnielsenella stradneri; space-time plot :: Samples map :: Parent: Perchnielsenella

    References:

    Burnett, J. A. (1998). Upper Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 132-199. gs

    Perch-Nielsen, K. (1973). Neue Coccolithen aus dem Maastrichtien von Danemark, Madagaskar und Agypten. Geological Society of Denmark, Bulletin. 22: 306-333. gs

    Romein, A. J. T. (1977). Calcareous nannofossils from the Cretaceous/Tertiary boundary interval in the Barranco del Gredero (Caravaca, Prov. Murcia, S.E. Spain). II. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen. B80: 269-279. gs

    Watkins, D. K. & Bowdler, J. L. (1984). Cretaceous calcareous nannofossils from Deep Sea Drilling Project Leg 77, southeast Gulf of Mexico. Initial Reports of the Deep Sea Drilling Project. 77: 649-674. gs


    nannotaxlogo400px

    Perchnielsenella stradneri compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 21-7-2019

    Taxon Search:
    Advanced Search

    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10869 Go to Archive.is to create a permanent copy of this page - citation notes



    Comments (0)

    No comments yet. Be the first!

    Add Comment

    * Required information
    1000
    Captcha Image
    Powered by Commentics