Coccolithus tenuiforatus

Ancestry: Coccolithophores -> Coccolithales -> Coccolithaceae -> Coccolithus -> C. pelagicus group -> Coccolithus tenuiforatus
Sister taxa: C. crassus, C. pelagicus, C. eopelagicus, C. miopelagicus, C. latus, C. bownii, C. tenuiforatus,

Short diagnosis: Delicate cross in central area


Citation: Coccolithus tenuiforatus (Clocchiatti and Jerkovic, 1970) Wise, 1983
Rank: Species
Basionym: Cruciplacolithus tenuiforatus Clocchiatti and Jerkovic, 1970
Notes & discussion: Specimens with this morphology have been observed at many levels when preservation is good.

Farinacci & Howe catalog pages: Cruciplacolithus tenuiforatus *

Short diagnosis: Delicate cross in central area

Geological Range:
Last occurrence (top): within Late Miocene Sub-Epoch (5.33-11.62Ma, top in Messinian stage). Data source: Original description
First occurrence (base): within Not set - Paleogene n/a (23.03-66.04Ma, base in Danian stage). Data source:

Plot of occurrence data:


Clocchiatti, M. & Jerkovic, L., (1970). Cruciplacolithus tenuiforatus, nouvelle espèce de coccolithophoridé du Miocène d'Algerie et de Yougoslavie. Cahiers de Micropaleontologie, ser 2, 2: 1-6.

Wise, S.W., (1983). Mesozoic and Cenozoic calcareous nannofossils recovered by DSDP Leg 71 in the Falkland Plateau region, Southwest Atlantic Ocean. Initial Reports of the Deep Sea Drilling Project, 71: 481-550.


Coccolithus tenuiforatus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-8-2017

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AphiaID: 626867 Nomenclatural data on WoRMS
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Comments (2)

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Jeremy Young (UCL, UK)
This is not a very well worked out taxon but C. staurion has a more robust cross that nearly fills the c area and is clearly visible in LM. By contrast in C. tenuiforatus the cross is delicate and not really visible in LM.
Juan P. Pérez Panera (CONICET, Argentina)
Which will be the difference with Coccolithus staurion?
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