Rhagodiscus reniformis

Classification: Mesozoic -> Eiffellithales -> Rhagodiscaceae -> Rhagodiscus -> Rhagodiscus reniformis
Sister taxa: R. achlyostaurion, R. adinfinitus, R. amplus, R. angustus, R. asper, R. cepekii, R. dekaenelii, R. eboracensis, R. gallagheri, R. hamptonii, R. indistinctus, R. infinitus, R. nebulosus, R. pancostii, R. plebeius, R. pseudoangustus, R. reniformis, R. robustus, R. sageri, R. splendens, R. sp.,

Distinguishing features: Reniform Rhagodiscus with an irregularly thickened rim.


Citation: Rhagodiscus reniformis Perch-Nielsen, 1973
Rank: Species
Synonyms: Parhabdolithus reniformis; Actinozygus reniformis

Farinacci & Howe catalog pages: Rhagodiscus reniformis * , ,

Distinguishing features: Reniform Rhagodiscus with an irregularly thickened rim.

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 Turonian Stage (89.77-93.90Ma, base in Turonian 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: Rhagodiscus reniformis, synonyms included - Actinozygus reniformis; Parhabdolithus reniformis; Rhagodiscus reniformis; space-time plot :: Samples map :: Parent: Rhagodiscus


    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


    Rhagodiscus reniformis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-7-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=11029 Go to Archive.is to create a permanent copy of this page - citation notes

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