Nannotax3 - Mesozoic - Watznaueria ovata

Watznaueria ovata

Classification: Mesozoic -> Watznaueriales -> Watznaueriaceae -> Watznaueria -> Watznaueria ovata
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 a wide, vacant central area; c. area width >= rim width.

Kaenel Bergen 96 pl03 09.JPG
Black1973-26-10.JPG
Thibault 2010 pl6-fig29.JPG
Burnett1998-6-07-25.jpg
Black1973-26-11.JPG
Black1973-26-12.JPG
Bukry1969-pl11-11.JPG
Bukry1969-pl11-12.JPG
GrunZweili80-pl03-02.JPG
GrunZweili80-pl03-03.JPG
GrunZweili80-pl03-04.JPG
GrunZweili80-pl03-05.JPG
GrunZweili80-pl03-06.JPG
GrunZweili80-pl03-07.JPG
Grun_and_Allemann_1975-06.JPG
Kaenel Bergen 96 pl03 10-11.JPG
RahmannRoth 1991 pl3-5.JPG
Thibault 2010 pl6-fig28.JPG
Thibault 2010 pl6-fig30.JPG
TypeFig Watznaueria ovata.jpg
WindandWise1977-DSDP36-pl68-5.JPG
WindandWise1977-DSDP36-pl68-8.JPG

Taxonomy:

Citation: Watznaueria ovata Bukry, 1969

Rank: Species

Synonyms:

Ellipsagelosphaera tubulata Grün and Zweili, 1980
Watznaueria tubulata (Grün and Zweili, 1980) de Kaenel & Bergen 1996

Notes & discussion: Many specimens included in W. ovata may be the proto-coccolith rings of W. barnesiae and/or W. fossacincta (see Young and Bown, 1991).

Farinacci & Howe catalog pages: Watznaueria ovata * , Ellipsagelosphaera tubulata *

Distinguishing features: Watznaueria with a wide, vacant central area; c. area width >= rim width.

Geological Range:
Last occurrence (top): within Maastrichtian Stage (66.04-72.05Ma, top in Maastrichtian stage). Data source: Burnett 1998
First occurrence (base): within Callovian Stage (163.47-166.07Ma, base in Callovian stage). Data source: Grün & Zweili 1980

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

References:

Bukry, D. (1969). Upper Cretaceous coccoliths from Texas and Europe. The University of Kansas Paleontological Contributions. Article 51 (Protista 2): 1-79. gs

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

de Kaenel, E. & Bergen, J. A. (1996). Mesozoic calcareous nannofossil biostratigraphy from sites 897, 899, and 901, Iberia Abyssal Plain: New biostratigraphic evidence. Proceedings of the Ocean Drilling Program. Scientific Results. 149: 27-59. gs

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

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