Micrantholithus vesper


Classification: Coccolithophores -> Braarudosphaerales -> Braarudosphaeraceae -> Micrantholithus -> Micrantholithus vesper
Sister taxa: M. angulosus, M. astrum, M. attenuatus, M. bramlettei, M. breviradiatus, M. bulbosus, M. crenulatus, M. disculus, M. entaster, M. excelsus, M. flos, M. hebecuspis, M. minimus, M. mirabilis, M. pinguis, M. tinus, M. vesper, M. sp.,

Taxonomy:

Citation: Micrantholithus vesper Deflandre 1950
Rank: Species
Synonyms: Arguably a senior synonym of M. astrum Bown 2005

Distinguishing features: Stellate Micrantholithus with deeply indented sides

Farinacci & Howe catalog pages: Micrantholithus vesper *

Search data:
TagsLITHS: nannolith-radiate, star-shaped, RIM: free-rays-long,
CSPH: not known, T-UNITS: all,
MetricsLith size: 8->30µm; Segments: 5->5; Liths per sphere: 12->12
Sources: lith size (diameter) from OD & illustrated specimens; lith numbers assumed from geometry
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Notes: Commonly observed in the Early Miocene of the Paratethys - e.g. Stradner & Fuchs 1979, Bartol et al 2008, Auer et al. 2014
Last occurrence (top): within Early Miocene Sub-Epoch (15.97-23.03Ma, top in Burdigalian stage). Data source: rough estimate
First occurrence (base): within Early Eocene Sub-Epoch (47.84-55.96Ma, base in Ypresian stage). Data source: Bramlette & Sullivan 1961

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: Micrantholithus vesper, synonyms included - Micrantholithus vesper;
  • space-time plot :: Samples map :: Parent: Micrantholithus

    References:

    Auer, G., Piller, W. E. & Harzhauser, M. (2014). High-resolution calcareous nannoplankton palaeoecology as a proxy for small-scale environmental changes in the Early Miocene. Marine Micropaleontology. 111: 53-65. gs

    Bartol, M., Pavsic, J., Dobnikar, M. & Bernasconi, S. M. (2008). Unusual Braarudosphaera bigelowii and Micrantholithus vesper enrichment in the Early Miocene sediments from the Slovenian Corridor, a seaway linking the Central Paratethys and the Mediterranean. Palaeogeography Palaeoclimatology Palaeoecology. 267(1): 77-88. gs

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

    Bybell, L. M. & Gartner, S. (1972). Provincialism among mid-Eocene calcareous nannofossils. Micropaleontology. 18(319-336): -. gs

    Deflandre, G. (1950). Observations sur les Coccolithophoridés, à propos d'un nouveau type de Braarudosphaeridé, Micrantholithus, à éléments clastiques. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences. Paris. 231: 1156-1158. gs

    Müller, C. (1974c). Nannoplankton aus dem Mittel-Miozän von Walbersdorf (Burgenland). Senckenbergiana Lethaea. 55: 389-405. 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

    Stradner, H. & Fuchs, R. (1979). U_ber Nannoplanktonvorkommen im Sarmatien (Ober-Mioza_n) der Zentralen Paratethys in Niedero_sterreich und im Burgenland. Beiträge zur Paläontologie von Österreichs. 7: 251-279. gs


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    Micrantholithus vesper compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 22-10-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=873 Go to Archive.is to create a permanent copy of this page - citation notes



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