Watznaueria reinhardtii


Classification: Mesozoic -> Watznaueriales -> Watznaueriaceae -> Watznaueria -> Watznaueria reinhardtii
Sister taxa: W. barnesiae, W. bayackii, W. fossacincta, W. manivitiae, W. ovata, W. britannica, W. reinhardtii, W. biporta, W. cynthae, W. contracta, W. okadai, W. quadriradiata, W. fasciata, W. rawsonii, C. baticlypeata, W. sp.,

Distinguishing features: Watznaueria with wide central-area spanned by a slightly oblique, narrow transverse bar that broadens at both ends.


Taxonomy:

Citation: Watznaueria reinhardtii Rood et al., 1971
Rank: Species
Basionym: Watznaueria reinhardti Rood et al., 1971
Synonyms: Ellipsagellosphaera reinhardti (Rood et al., 1971) Noël 1973
Notes & discussion: This form is probably an early growth phase of W. britannica, as suggested by Young & Bown (1991).

Farinacci & Howe catalog pages: Watznaueria reinhardti *

Distinguishing features: Watznaueria with wide central-area spanned by a slightly oblique, narrow transverse bar that broadens at both ends.

Search data:
TagsLITHS: placolith, elliptical, CA: bar,
CSPH: equant, monomorphic, R-UNITS: R-prominent, DETAILS: ca_disjunct, rim-unicyclic,
MetricsLith size: 4->6µm;
Sources: holotype +/- 1 µm
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Late Jurassic Epoch (145.01-163.47Ma, top in Tithonian stage). Data source: [PRB rough estimate]
First occurrence (base): within Late Jurassic Epoch (145.01-163.47Ma, base in Oxfordian stage). Data source: [PRB rough estimate]

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: Watznaueria reinhardtii, synonyms included - Ellipsagelosphaera reinhardtii; Watznaueria reinhardtii;
  • space-time plot :: Samples map :: Parent: Watznaueria

    References:

    Grün, W. & Zweili, F. (1980). Das kalkige Nannoplankton der Dogger-Malm-Grenze im Berner Jura bei Liesberg (Schweiz). Jahrbuch der Geologischen Bundesanstalt. 123: 231-341. gs :: ::

    Medd, A. W. (1979). The Upper Jurassic coccoliths from the Haddenham and Gamlingay boreholes (Cambridgeshire, England). Eclogae Geologicae Helvetiae. 72: 19-109. gs :: view :: open

    Noël, D. (1973). Nannofossiles calcaires de sédiments jurassiques finement laminés. Bulletin du Muséum National d'Histoire Naturelle. 3e serie, 75: 95-156. gs :: ::

    Rood, A. P., Hay, W. W. & Barnard, T. (1971). Electron Microscope Studies of Oxford Clay Coccoliths. Eclogae Geologicae Helvetiae. 64: 245-272. gs :: view :: open

    Wise, S. W. & Wind, F. H. (1977). Mesozoic and Cenozoic calcareous nannofossils recovered by DSDP Leg 36 drilling on the Falkland Plateau, south-west Atlantic sector of the Southern Ocean. Initial Reports of the Deep Sea Drilling Project. 36(269-491): -. gs :: view :: open

    Young, J. R. & Bown, P. R. (1991). An ontogenetic sequence of coccoliths from the Late Jurassic Kimmeridge Clay of England. Palaeontology. 34: 843-850. gs :: view :: open

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    Watznaueria reinhardtii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 4-7-2020

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